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CURRICULUM VITAE FOR CHARLES KK GACHENE

A. Personal data

Name: Prof. Charles K.K. Gachene

Marital status: Married with three children

Profession: Soil scientist, specializing in Soil and water management

Contact address: Department of Land Resource Management and Agricultural

Technology (LARMAT), University of Nairobi,

P.O. Box 29053 - 00605, Nairobi, Kenya.

Email:gachene@uonbi.ac.ke; gachenecharles@gmail.com

Tel: +254 722 649 0 33

B. Education

1. Ph.D. Soil Science, Swedish University of Agricultural Sciences, Uppsala, Sweden,

1995.

2. MSc. Soil Science, University of Nairobi. Awarded in 1983.

3. B.Sc. (Second Class Honours, Upper Division), University of Nairobi, 1978

Some of the training courses undertaken / certificates obtained:

International Diploma in Project Management, Diploma at Professional Level with

merit, University of Cambridge.

Certificate of competence, eContent Development and the use of eLearning tools, ICT

Training Centre, UoN.

Certificate, Introduction to ArcView GIS, Nairobi, Kenya.

Certificate of participation, Federation of Kenya Employee, in – house training

programme on financial management and human resource management for Chairmen

of Departments, UoN’

Certificate of participation on six day workshop on Scientific Proposal Writing,

ASARECA.

Certificate of participation, Training of Chief Internal Examiners.

Certificate, Sustainable Farming Systems, Dept of Crop Science, Swedish University

of Agricultural Sciences (SUAS), Sweden.

Certificate, Scientific Methods, SUAS, Sweden

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C. Employment

1. Professor, October 2018 to date

2. Associate Professor, July 2005 to September 2018

3. Sabbatical leave, World Agroforestry Centre, Jan 2010 – Sept 2010

4. Chairman, Department of LARMAT, July 2005 to July 2008

5. Chairman, Department of Soil Science, June 2002 to 2005.

6. Sabbatical leave, LRNP/ KARI, September 2001 to June, 2002

7. Senior Lecturer, April 1997 to 2005.

8. Lecturer in Soil Science, University of Nairobi, September, 1988 to March 1997.

9. Part time Lecturer (M.Sc in Appropriate Technology, taught soil and water

conservation course), Kenyatta University, November 1995 to March 1996.

10. Part time Lecturer - Department of Agricultural Engineering, University of Nairobi

(M.Sc Land and Water Management), 1987-1988.

11. Technical Coordinator, Kenya Soil Survey, 1987 - August 1988.

12. Research Officer, Ministry of Agriculture, 1978-1986.

D Areas of teaching

a) Landforms and soil formation

b) Soil survey and land evaluation

c) Remote sensing and GIS

d) Soil genesis and classification

e) Soil and water management

In addition, I have been an external examiner for Kenyatta University, Egerton University,

Jomo Kenyatta University of Agriculture and Technology, University of Embu, University of

Fort Hare, Annamalai University (Tamil Nadu, India), University of Namibia and Sokoine

University of Agriculture. I have also examined several MSc and PhD theses, University of

Nairobi.

E Postgraduate Supervision/ Co-supervision

(a) MSc Supervision (completed)

1. Deborah Onyancha, 2018. Factors influencing the choice of irrigation technology and

crop water requirement of high value crops among medium sized farms in Mwala, Machakos

County (M.Sc in Land and Water Management, University of Nairobi

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2. Mbindah, B, 2018. Effects of Organic and Inorganic Fertilizers on Bulb Onion Yields

in West Ugenya Sub-County, Kenya (MSc in Soil Science, University of Nairobi)

3. Bernice Sainepo, 2017. Assessment of soil erosion hazard and its potential effects on

soil carbon dynamics in a rehabilitated gulley in Suswa, Narok County (M.Sc in Soil Science,

University of Nairobi).

4. Twagira Beningabire, 2017. Sustainable water resources management of Nyabugogo

river catchment using WEAP model, Rwanda (MSc Land and Water Management, University

of Nairobi)

5. Mwangi Annrose W, 2017. Effect of agricultural practices on water quality in ndakaini

dam (MSc Land and Water Management, University of Nairobi)

6. Tobis Recha, 2017, Adapting Nyando smallholder farming systems to climate change

and variability through modeling (M.Sc in Land and Water Management, University of

Nairobi).

7. Otieno HO, 2017. Conservation agriculture: precision nutrient management for

sustainable maize production. (MSc Agronomy, University of Nairobi)

8. Otieno SN, 2015. Effect of potato cropping systems on soil and nutrient losses

through runoff in a humic Nitisol, Kabete (MSc Land and Water Management, University of

Nairobi)

9. Wanjiku JW, 2015. Assessment of changes in land use and land cover and soil erosion

risk factor in Kathekakai catchment, Machakos, Kenya (MSc Land and Water Management,

University of Nairobi)

10. Mwangi JW, 2015. Assessment of land degradation extent in Lake Ol Bolossat

catchment, Nyandarua County, Kenya. (MSc Land and Water Management, University of

Nairobi)

11. Mbugua HW, 2015. Effect of soil moisture variability on crop performance in a

terraced vertisol in Kathekakai, Machakos County (MSc Soil Science, University of Nairobi)

12. Juma Mahinda Athumani, 2014. Effect of supplemental drip irrigation on the

production and economic returns of sorghum in semi arid Tanzania (MSc Soil Sc, University

of Nairobi).

13. Emily Beans, 2014. Effect of plant density and flower removal on growth and yield of

three spider plant (Cleome gynandra) genotypes found in Kenya (MSc Agronomy, University

of Nairobi)

14. Kiseve S.M, 2013. Performance of legume cover crops under coffee at Kabete, Kenya

(MSc Agricultural Resource Management, University of Nairobi, awaiting graduation)

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15. Maggie G.M 2013. Combined effect of tephrosia spp biomass and inorganic fertilizers

on soil chemical properties, growth and yield of maize in central Malawi (MSc in Sustainable

Soil Resource Management, University of Nairobi)

16. Okoth L. 2011. Effect of supplemental irrigation on growth and yield of onion and

tomatoes in semi arid areas of Kenya (MSc Soil Sc, University of Nairobi)

17. Njuguna G. 2010. Effect of road design on gully erosion in Embu District, Kenya

(MSc in Agric Res Management, University of Nairobi)

18. Wangeci L. 2009. The effect of different sources of N fertilizer and irrigation regimes

on growth and yield of French beans (MSc in Agric Res Management, University of Nairobi)

19. Karuma A. 2009. The effect of cover crops and subsoiling on soil properties and

maize growth in semi arid areas of Kenya (MSc Soil Sci., University of Nairobi)

20. Ichami M.S. 2008. Diagnosis of soil and plant nutrients in Western Kenya small –

scale groundnut production systems using infrared spectroscopy (MSc Soil Sci, University of

Nairobi)

21. Ngatia, L.W. 2007. A comparative study of the effects of large herbivores on selected

chemical properties of two soil types in Laikipia, Central Savanna Ecosystems (MSc in

Range Management, University of Nairobi).

22. Kathumo V. 2007. Applications of GIS in precision agriculture: A case study in semi

arid environment of Kenya (MSc Soil Science, University of Nairobi)

23. Okoth, E.A. 2004. Characterization and assessment of soil erosion susceptibility of

soils of Mt Marsabit area (MSc in Soil Science, University of Nairobi).

24. Khisa, W.P. 2000. Soil loss and nutrient losses due to erosion in a maize – legume

based cropping system in Gatanga, Kenya. (M.Sc in Soil Science, University of Nairobi).

25. Bobe Bedani, 1999. Soil productivity evaluation under different soil conservation

measures in the Hararge highlands of Ethiopia (M.Sc in Soil Science, University of Nairobi).

26. Berhanu Fentaw, 1999. Performance and constraints for adoption of soil and water

conservation measures in Gojam highlands, Ethiopia (M.Sc. in Land and Water Management,

University of Nairobi).

27. Kaburu, F.K. 1997. The effect of grass strips on crop growth, yield and terrace

development. M.Sc in Appropriate Technology, Kenyatta University.

28. Mwaura, E.N., 1994. Hydraulic properties of two selected soils in Kenya. (M.Sc in

Soil Science, University of Nairobi).

29. Andersson, J., 1994. (i) Calibration of infra-red thermometer and (ii) Comparison of

different erosivity indices (M.Sc, Swedish University of Agricultural Sciences).

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30. Minh H.F. 1994. Grass strips as a soil conservation measure in Kenya: suitability and

effects (M.Sc, Swedish University of Agricultural Sciences).

31. Wakindiki, I.C. 1993. Water and salt movement in salt affected soils in Kimorigo/

Kamleza Irrigation Scheme, Taveta, Kenya. (M.Sc in Soil Science, University of Nairobi).

32. Gicheru, P.T. 1990. The effect of tillage and residue mulching on soil moisture

conservation in Laikipia , Kenya. (M.Sc in Land and Water Management, University of

Nairobi).

b) MSc Supervision (on going)

1. Esther Uchi Mumba, 2019. Soil genesis and classification along a toposequence

underlain by Quaternary sediments in Kilifi County (on going, MSc in Soil Science,

University of Nairobi

2. Mizero Jules, 2019. Effect Of Supplementarysprinkler Irrigation On The Production

Of French Beansin Semi-Arid Muvumba Valley, Rwanda (on going MSc in Land and Water

Management, University of Nairobi)

3. Maina Wilson, 2018. Targeting sustainable Land management interventions aimed at

scaling up soil carbon among farmers in Kenya and Ethiopia (MSC Land and Water

management)

4. John Yumbya Mutua, I58/62250/2013. Mapping heat stress risk for dairy cattle under

current and future projected climatic conditions in Uganda. MSc in Climate Change and

Adaptation in the Institute for Climate Change and Adaptation, University of Nairobi, on

going)

5. Molly Obong’ 2017. Assessing the Potential of Sustainable Coffee Production by

Small-Holder Farmers in a Changing Climate in Murang’a County, Kenya. MSc in Climate

Change and Adaptation in the Institute for Climate Change and Adaptation, University of

Nairobi, on going)

6. Mary Ngatia, 2016. Effect of integrating terraces and insitu micro-basins on soil

moisture redistribution for optimum maize production in Machakos district (M.Sc in Land

and Water Management, University of Nairobi, on going).

7. Kirimi M, 2016. Greenhouse gas quantification along the major dairy value chains in

Uasin Gishu and Kisii counties in Kenya. MSc in Climate Change and Adaptation in the

Institute for Climate Change and Adaptation, University of Nairobi, on going)

c) Ph.D Supervision (completed)

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1. Gitari Harun Ireri, 2018. Potato – legume intercropping effects on water and nutrient

use efficiency, crop yield and soil fertility in a Humic Nitisol, Kenya (PhD in Soil Science,

University of Nairobi)

2. Mutembei M.M. 2017. Effect of planting date variation and plant density on growth

and yield of chickpea in relay cropping systems in eastern Kenya (PhD in Land and Water

Management, University of Nairobi)

3. Konana C., 2017. Drivers and effects of gully erosion on communities in Mt Suswa

catchment, Narok County: A geospatial approach (PhD in Dryland Resource Management,

University of Nairobi)

4. Ruto A., 2016. Effects of terracing on soil moisture and fertility variability and crop

performance under different cropping patterns in Kenya drylands (PhD in Dryland Resource

Management, University of Nairobi)

5. Esther Mwende Muindi, 2016. Effects of liming on phosphorus retention and maize

yields in selected acid soils of the Kenya highlands (PhD in soil and water management,

Sokoine University).

6. Pauline Gitonga, 2016. Spatial analysis of risk factors associated with peste des petits

ruminants infections in small ruminant pastoral systems of Kajiado and Marsabit counties,

Kenya (PhD in Dryland Resource Management, University of Nairobi)

7. Karuma A., 2015. Effects of selected in-situ rainwater harvesting and conservation

tillage practices on maize and bean yields in Mwala, Kenya (PhD in soil and water

management, Sokoine University).

8. Mbau J. 2013. Effects of land use change on the dynamics of human-wildlife conflicts

in the Tsavo West –Amboseli ecosystem, Kenya (PhD in Dryland Resource Management,

University of Nairobi).

9. Mureithi S., 2013. Effects of enclosures and land use zoning on the restoration of

degraded semi-arid rangeland (PhD Soil Science, Ghent University.

10. Baaru M. 2011. Development and upscaling of soil and water conservation

technologies: effect on soil properties, crop yields and terrace development in a semi – arid

area of Kenya (PhD in Dryland Res Management, University of Nairobi)

11. Karuku G. 2011. The effect of different legume residue management practices on soil

moisture under tomatao at Kabete Field Station, Kenya (PhD in Soil Science, University of

Nairobi)

12. Kathumo V. 2011. Impact of land use change on hydrological response in river Gucha

catchment area, Kenya (PhD Soil Science, University of Nairobi)

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13. Githae EW. 2011. Effects of soil properties and genetic characteristics on gum quality

and distribution of Acacia senegal varieties in the drylands of Kenya’ (PhD Dryland Res

Management, University of Nairobi).

14. Miriti J. 2010. Crop response under different soil tillage management practices in the

semi arid eastern Kenya (PhD Soil Science, University of Nairobi)

15. Gitari, J.N. 2008. Use of green manure legumes to enhance soil fertility for maize

production in Embu and Mbeere districts, Kenya (Kenyatta University)

16. Macharia, P.N. 2008. Integration of legume cover crops to increase primary

production and soil fertility of natural pastures in semi arid range lands of Kenya (University

of Nairobi).

17. Kamoni, P.T. 2004. Effect of soil moisture on N uptake and photosynthetic ally active

radiation interception. (Ph.D Soil Sci., University of Nairobi)

18. Gicheru, P.T. 2002. The effect of soil management practices on crust formation and

moisture conservation in Gachoka, Mbeere District (Ph.D, Soil Sci., University of Nairobi).

19. Rutunga, V. 2000. Biomass production and its effect on the yield of maize (Zea mays

L.) crop: short-duration improved fallows with Tephrosia Vogelii and Tithonia diversifolia in

Western Kenya (Ph.D Soil Sci., University of Nairobi).

20. Fuchaka Waswa P. 2000. The impact of land tenure systems on physical land

degradation in a semi-arid environment (Ph.D, Rheinische Friedrich-Wihelms - Universitat,

Bonn)

21. Ikitoo C E. The influence of surface water management and fertilizer use on the

growth and yield of maize (Zea mays L.) in Vertisols. (PhD Soil Science, Moi University)

c) PhD Supervision (on going)

1. Lolemtum Joseph Timu, 2018. Impacts Of Climate Change On Sustainable Pastoral

Livelihood Of Pokot Community In West Pokot County, Kenya (On going, PhD in Climate

Change and Adaptation of the University of Nairobi)

2. Wetende Eric, 2019. Adapting to Climate Change: Carbon amended soils for fodder

production on smallholder dairy farms in Western Kenya ((On going, PhD in Climate Change

and Adaptation of the University of Nairobi)

3. Adrian Alex Amboka, 2018. Enhancing the survival and growth of melia volkensii to

mitigate against climate change in ASALS through soil moisture improvement, Machakos

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County (Ph.D. in Climate Change and Adaptation in the Institute for Climate Change and

Adaptation, University of Nairobi, on going)

4. Shadrack Otieno Nyawade, 2017. Diversification of Potato Farming Systems through

Legume Intercropping For Improved Soil Nutrient Content and Resource Use Efficiency

(submitted for examination, PhD in Soil Science, University of Nairobi)

5. Teresiah Ng’ang’a, 2015. A social technical assessment of adaptive capacity among a

pastoral/agro-pastoral community of Il Ngwesi group ranch, Northern Rift of Laikipia County,

Kenya (Doctor of Philosophy degree in Dryland Resource Management, University of

Nairobi, on going)

6. Trinity Senda, 2017. An ex ante assessment of the implications of communal land

tenure propositions on rangelands, livestock and pastoralist livelihoods in Dirre grazing unit

of the Borena in Southern Ethiopia (PhD in Management of Agro-ecosystems and the

Environment, University of Nairobi, on going)

7. Jedidah W. Maina, 2015. Working with Kieni community to enhance rainwater

harvesting technologies for rural agriculture (Ph.D. in Climate Change and Adaptation in the

Institute for Climate Change and Adaptation, University of Nairobi, on going)

8. Owino J Odhiambo, 2015. Enhancing food security through climate knowledge and

agricultural innovations by small-scale farmers (Phd In Climate Change and Adaptation,

Institute of Climate Change and Adaptation, University of Nairobi, on going)

F Scientific Publications

(a) Refereed journal papers

1. SM Mwendwa, JP Mbuvi, G Kironchi, CKK Gachene. A geopedological approach to

soil classification to characterize soils of Upper Kabete Campus Field, University of Nairobi,

Kenya. Tropical and subtropical Agroecosystems 23 (2020) 1-26

2. Jedidah Maina, Shem Wandiga, Benjamin Gyampoh, Charles Gachene. 2020. Effects

of Supplemental Irrigation on Crop Yields: Case Study Kales (Brassica Oleracea) Crop

(2020). Journal of Ecological Engineering Vol.21, Issue 2, pg 209-2013,

https:doi.org/10.12911/22998993/116348

3. Ng’ang’a, T.W., Coulibaly, J.Y., Crane, T.A. Gachene C.K.K , Kironchi g.

2020. Propensity to adapt to climate change: insights from pastoralist and agro-pastoralist

households of Laikipia County, Kenya. Climatic Change (2020).

https://doi.org/10.1007/s10584-020-02696-4

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4. Trinity S. Senda, Lance W. Robinson, Charles K.K. Gachene, Geoffrey Kironchi,

Jaldesa Doyo, 2020. An assessment of the implications of alternative scales of communal

landtenure formalization in pastoral systems. Land Use Policy 94 (2020) 104535.

5. Maina J., Wandiga S., Gyampoh B., and Gachene CKK (2020). Assessment of Land

Use and Land Cover Change Using GIS and Remote Sensing: A Case Study of Kieni, Central

Kenya. J Remote Sens GIS.9:270. DOI:10.35248/2469.4134.20.9.270

6. Hillary M.O. Otieno. George N. Chemining’wa. Shamie Zingore, Charles Gachene,

2019. Economics of maize and bean production: Why farmers need to shift to conservation

agriculture for sustainable production. DO:10.24925/turjar.v7i10.1548-1553.2566

7. Shadrack O. Nyawadea, Nancy N. Karanja, Charles K.K. Gachene, Harun I. Gitari,

Elmar Schulte Geldermann, Monica L. Parkera, 2019. Short-term dynamics of soil organic

matter fractions and microbial activity in smallholder potato-legume inter cropping systems.

Applied Soil Ecology , (142) 123 – 135

8. Harun I Gitari*, Shadrack O Nyawade, Solomon Kamau, Charles K. K Gachene,

Nancy N Karanja, Elmar Schulte-Geldermann, 2020. Increasing potato equivalent yield

increases returns to investment under potato-legume intercropping systems

https://www.researchgate.net/publication/336799339_.

9. Shadrack O. Nyawade, Nancy N. Karanja, Charles K. K. Gachene, Harun I. Gitari,

Elmar Schulte-Geldermann,Monica Parker, 2020. Intercropping Optimizes Soil Temperature

and Increases Crop Water Productivity and Radiation Use Efficiency of Rainfed Potato, 2020.

https://www.researchgate.net/publication/335591733

10. H Gitari, CKK Gachene, NN Karanja, S Kamau, S Nyawade, 2019. Potato-legume

intercropping on a sloping terrain and its effects on soil physico-chemical properties. Plant

and Soil, https://doi.org/10.1007/s11104-019-04036-7

11. Shadrack O. Nyawade, Nancy N. Karanja. Charles K. K. Gachene. Harun I. Gitari.

Elmar Schulte-Geldermann. Monica Parker, 2020. Optimizing soil nitrogen balance in a

potato cropping system through legume intercropping. Nutr Cycl Agroecosyst.

12. Harun I. Gitari, Nyawade Shadrack, Solomon Kamau, Nancy N. Karanja, Charles K.

K. Gachene & Elmar Schulte-Geldermann (2020) Agronomic assessment of

phosphorusefficacy for potato (Solanumtuberosum L) under legume intercrops, Journal of

Plant Nutrition, 43:6,864-878, DOI: 10.1080/01904167.2019.1702202.

13. Hillary M.O. Otieno. George N. Chemining’wa. Shamie Zingore, Charles Gachene,

2019. Effect of fertilizer application on grain yield, nutrient use efficiency and economic

returns of maize in western Kenya

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14. Hillary M.O. Otieno, George N. Chemining’wa, Shamie Zingore, Charles Gachene,

2020. Tillage Method and Residual N, P, K, Zn, B, Mg, Ca, and S Nutrients Effect on Growth

and Yield of Dry Bean Grown after the Harvest of Maize. DOI: 10.24925/turjaf.v8i1.18-

26.2565https://doi.org/10.1007/s10705-020-10054-0 (0123456789().0123458697().,-vol V).

15. Maina J., Wandiga S., Gyampoh B., and Gachene CKK (2019). Analysis of Average

Annual Rainfall and Average Maximum Annual Temperature for a Period of 30 years to

Establish Trends in Kieni, Central Kenya. Climatol Weather Forecasting 7:249.

doi:10.35248/2332-2594.7.249

16. Shadrack Nyawade, Charles K.K. Gachene, Nancy N. Karanja, Harun I. Gitari,

Elmar Schulte-Geldermann, Monica Parker, 2019. Controlling soil erosion in smallholder

potato farming systems using legume intercrops. Geoderma Regional,

https://doi.org/10.1016/j.geodrs.2019.e00225 2352-0094/

17. Mbugua, H., Baaru, M. W & Gachene, C. K. (2019). Soil moisture variability effects

on maize crop performance along a toposequence of a terraced vertisol in Machakos, Kenya.

Journal of Soil Science and Environmental Management, 10(1), 21-28.

18. Harun I. Gitari, Nancy N. Karanja, Charles K.K. Gachene, Solomon Kamau,

Kalpana Sharma, Elmar Schulte-Geldermann, 2018. Nitrogen and phosphorous uptake by

potato (Solanum tuberosum L.) and their use efficiency under potato-legume intercropping

systems. Field Crops Research 222 (2018) 78–84

19. Shadrack O. Nyawade, Nancy N. Karanja, Charles K.K. Gachene, Elmar Schulte-

Geldermann, Monica Parker, 2018. Effect of potato hilling on soil temperature, soil moisture

distribution and sediment yield on a sloping terrain. Soil & Tillage Research 184 (2018), 24 -

36.

20. S. Nyawade, N. Karanja, C. Gachene, M. Parker, and E. Schulte-Geldermann, 2018.

Susceptibility of soil organic matter fractions to soil erosion under potato-legume

intercropping systems in central Kenya. Journal of Soil and Water Conservation, 73(5), 567-

576

21. Mutembei MM, Gachene CKK, Chemining’wa GN and Karuma AN, 2017. Tillage

and Relay Intercropping Effect on Yield and Yield Components of Upland Rice. Journal of

Agricultural Science and Food Technology Vol. 3 (4), Pp. 64-77, July, 2017

22. D.M. Onyancha , C. Gachene , G.Kironchi, 2017. FAO-CROPWAT, 2017. Model-

Based Estimation Of The Crop Water Requirement Of Major Crops In Machakos C

County .Research journali’s Journal Of Ecology Vol. 4 | No. 2 September | 2017

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23. Ruto, A, C., Gachene, C. K., Gicheru, P. T., Mburu, D.M, Khalif, Z.. 2017. Soil

Moisture Variability And Distribution Of Selected Soil Chemical Properties In Terraced

Andosols In Narok County, Kenya. African Journal of Geo-Science Research, 2016, 4(4):14-

18

24. Alice Ruto, Charles Gachene, Patrick Gicheru, David Mburu and Zeinabu Khalif ,

2017. Crop Yields Along the Toposequence of Terraced Andosols in Narok, Kenya. Tropical

And Subtropical Agroecosystems, 20 (2017): 35 - 47

25. Mutembei MM, Gachene CKK, Chemining’wa GN and Karuma AN, 2017. Farmers’

Perceptions, Exposure and Response to Climate Variability in Mwea, Kenya. Journal of

Agricultural Science and Food Technology, Vol. 3 (2), ISSN: 2465-7522, 29-38

26. Sainepo Bernice M., Gachene Charles K. and Karuma Anne, 2017. Effects of Land

Use and Land Cover changes on Soil Organic Carbon and Total Nitrogen Stocks in the

Olesharo Catchment, Narok County, Kenya. Journal of Rangeland Science, Article No: 1259-

JRS-ISSN: 2008-9996.

27. J. Wangui, C. Gachene, S. Mureithi and B. Kiteme, 2017. Assessment of land use and

land cover change in Lake Ol Bolossat catchment , Nyandarua County, Kenya. World

Academy of Science. Urn:dai: 10.1999/1307 – 6892/67259

28. Charity Konana, Charles Gachene, David Mburu, Stephen Mureithi, Patrick Gicheru,

Zeinabu Khalif, 2017. Land Use and Land Cover Change and its Implications on Gully

Erosion in Suswa Catchment, Narok County. International Journal of Scientific Research and

Innovative Technology ISSN: 2313-3759 Vol. 4 No. 5

29. Konana CN, Gachene CKK, David DM, Mureithi SM, Gicheru PT and Khalif Z,

2017. Effect of Gully Erosion on Livelihoods in Suswa Catchment, Narok County.

International Journal of Current Research Vol. 9, Issue, 05, pp.51026-51032, May, 2017

30. N. J. Ombega, S. M. Mureithi, O. K. Koech, A. N. Karuma and C. K. K. Gachene,

2017. Effect of rangeland rehabilitation on the herbaceous species composition and diversity

in Suswa catchment, Narok County, Kenya. Ecological Processes (2017) 6:41 DOI

10.1186/s13717-017-0109-1

31. Tobias Okando Recha , Gachene Charles K. K. and Lieven Claessens, 2017.

Adapting Nyando smallholder farming systems to climate change and variability through

modeling. African Journal of Agricultural Research, Vol. 12(26), pp. 2178-2187, 29 June,

2017

32. Anne N. Karuma, Charles K. K. Gachene , Patrick T. Gicheru , Peter W. Mtakwa and

Nyambilila Amuri, 2016. Effects of Tillage and Cropping Systems on Maize and Beans Yield

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and Selected Yield Components in a Semi-Arid Area of Kenya. Tropical and Subtropical

Agroecosystems, 19 (2016): 167 – 179

33. E. M. Muindi, E. Semu J. P. Mrema, P. W. Mtakwa and C. K. Gachene, 2016. Soil

Acidity Management by Farmers in the Kenya Highlands. Journal of Agriculture and

Ecology Research International 5(3): 1-11

34. Gitonga P N, Gachene C K, Njoroge E and Thumbi S M 2016: Small

ruminant husbandry practices amongst Kajiado and Marsabit pastoralists and their

effects on Peste des petits ruminants control strategies. Livestock Research for Rural

Development. Volume 28, Article #26. Retrieved February 22, 2016, from

http://www.lrrd.org/lrrd28/2/gito28026.html .

35. Baaru M Wamuyu and Charles Karanja Gachene, 2016. Community empowerment

through participatory resource assessment at Kathekakai settlement scheme, Machakos

County, Kenya. International Journal of Sociology and Anthropology, ISSN 2006- 988x

36. Munthali M. G., Gachene C. K. K., Karanja N. K., Sileshi G. W, 2015.

Decomposition Rates and Nutrient Release Patterns of Tephrosia vogelii and Tephrosia

candida Residues in Malawi, International Journal of Plant Research Vol. 1, No. 2, 2015, pp.

26-35

37. Emily E. Wangolo, Cecilia M. Onyango, Charles K. K. Gachene and Peter N.

Mong’are, 2015. Effects of Shoot Tip and Flower Removal on Growth and Yield of Spider

Plant (Cleome gynandra L.) in Kenya American Journal of Experimental Agriculture 8(6):

367-376, Article no.AJEA.2015.181ISSN: 2231-0606

38. Anne N. Karuma, Charles K. K. Gachene, Balthazar M. Msanya, Peter W. Mtakwa,

Nyambilila Amuri and Patrick T. Gicheru, 2015. Soil Morphology, Physico - Chemical

Properties and Classification of Typical Soils of Mwala District, Kenya. International

Journal of Plant & Soil Science, 4(2): 156-170

39. Muindi EM, Mrema JP, Semu E, Mtakwa PW, Gachene CK, and Njogu MK, 2015.

Phosphorus Adsorption and Its Relation with Soil Properties in Acid Soils of Western Kenya.

International journal of Plant Science, DOI : 10.9734/IJPSS/2015/13037. Vol 4, Issue 3

40. Stephen M. Mureithi, Ann Verdoodt, Jesse T. Njoka, Charles K. K. Gachene, Eric

Van Ranst, 2015. Benefits Derived From Rehabilitating A Degraded Semi-Arid Rangeland In

Communal Enclosures, Kenya. Land Degrad. and Develo. Published online in Wiley Online

Library (wileyonlinelibrary.com) DOI: 10.1002/ldr.2341)

41. Maggie G.Munthali, Charles K. K. Gachene, GudetaW. Sileshi and Nancy K.

Karanja, 2014. Amendment of Tephrosia Improved Fallows with Inorganic Fertilizers

13

Improves Soil Chemical Properties, N Uptake, and Maize Yield in Malawi, International

journal of Agronomy, open access article distributed under the Creative Commons Attribution

License, pg 1 – 9)

42. GN Karuku, CKK Gachene, N Karanja, W Cornelis and H Verplack, 2014. Effect of

different cover crop residues management practices on soil moisture content under a tomato

crop (Lycopersicon esculentum). Tropical and subtropical Agroecosystems, 17 : 509 – 532

43. G.N. Karuku, C.K.K. Gachene, N. Karanja, W. Cornelis and H. Verplancke, 2014.

Use Of Cropwat Model To Predict Water Use In Irrigated Tomato Production At Kabete,

Kenya. E. Afr. agric. For. J. (2014) 80(3),175-183

44. Anne Karuma, Peter Mtakwa, Nyambilila Amuri, Charles K. Gachene & Patrick

Gicheru, 2014. Enhancing Soil Water Content for Increased Food Production in Semi-Arid

Areas of Kenya Results From an On-Farm Trial in Mwala District, Kenya. Journal of

Agricultural Science; Vol. 6, No. 4; 125 – 134

45. Stephen M. Mureithi, Ann Verdoodt, Jesse T. Njoka, Charles KK Gachene, Fiesta

Warinwa and Eric Van Ranst, 2014. Impact of community conservation management on

herbaceous layer and soil nutrients in a Kenyan semi – arid savannah. Land Degradation and

Development, Published online in Wiley Online Library (wileyonlinelibrary.com) DOI:

10.1002/ldr.2315

46. Stephen M Mureithi, Ann Verdoodt, Charles KK Gachene, Jesse T Njoka, Vivian O

Wasonga, Stefaan De Neve, Elizabeth Meyerhoff, Eric Van Ranst. 2014. Impact of Enclosure

Management on Soil Properties and Microbial Biomass in A Restored Semi-Arid Rangeland,

Kenya. J. of Arid Land, Doi: 10.1007/S40333-014-0065-X.

47. Maggie G.Munthali, Charles K. K. Gachene, W. Sileshi and Nancy K. Karanja, 2014.

Amendment of Tephrosia Improved Fallows with Inorganic Fertilizers Improves Soil

Chemical Properties, N Uptake, and Maize Yield in Malawi. International Journal of

Agronomy, pg 1-9

48. Githae E, Gachene C.K.K.;Njoka J.T.,;Omondi S, 2013; Nitrogen Fixation by

Natural Populations of Acacia Senegal in the Drylands of Kenya Using 15N Natural

Abundance. Accepted for publication in Journal of Arid Land Research and Management

Manuscript ID: 784377.

49. VM Kathumo, CKK Gachene, PT Gicheru and PC Kariuki, 2012. Effects of land use

and climate change on hydrological processes in the river Gucha catchment, Kenya. E. Afr.

Agric. J. 78(1), 23-31.

14

50. Emmanuel Zziwa, Geoffrey Kironchi, Charles Gachene, Swidiq Mugerwa and Denis

Mpairwe, 2012. The dynamics of land use and land cover change in Nakasongola (J. Bio. &

Env Sci Vol 2, No. 5, p61-73).

51. Zziwa E., G. Kironchi., CK Gachene, S Mugerwa and D Mpairwe, 2012. Production

systems, land cover change and soil factors affecting pasture production in semi arid

Nakasongola. Agriculture and Biology Journal of North America. ISSN Print 2151-7517,

online: 2151-7525.

52. GN Karuku, CKK Gachene, N Karanja, W Cornelis, H Verplancke and G Kironchi,

2012. Soil hydraulic properties of a nitisol in Kenya. Tropical and Subtropical

Agroecosystems 15(2012) 595-600.

53. J.M. Miriti, G. Kironchi, A.O. Esilaba, L.K. Heng, C.K.K. Gachene, D.M. Mwangi,

2012. Yield and water use efficiencies of maize and cowpea as affected by tillage and

cropping systems in semi-arid Eastern Kenya. Agricultural Water Management 115(2012)

148-155.

54. O.L. Origa, C.K.K. Gachene, G. Kironchi and R.N. Onwonga, 2012. Effect of

different supplemental water regimes on water use efficiency and economic returns of onion

and tomato in Kibwezi District, Eastern Kenya. E. Afr. Agric. J. 78(2), 89-97.

55. Karuma A, Gachene CKK and Gicheru, 2011. Effects of legume cover crops and

subsoiling on soil properties and maize growth in Machakos District, Kenya. J of Tropical &

Subtropical Agroecosystems, 14: 237 – 243

56. Eunice W. Githae, Charles K. K. Gachene and Jesse T. Njoka, 2011. Soil

physicochemical properties under Acacia Senegal varieties in the dryland areas of Kenya.

African Journal of Plant Science Vol. 5(8), pp. 475-482.

57. J.N. Gitari, D.N. Mugendi, J. G. Mureithi, C.K.K. Gachene, and J.B. Kung’u. 2011.

The Performance of Maize (Zea mays) and Lablab purpureus under Different Intercropping

Densities and Sowing Intervals in the Central Highlands of Kenya. International Journal of

Professional Practice 2011: 2(3) 247 - 255.

58. S.Muhati, K.Shepherd, C.Gachene, M.Mburu, R. Jones, G.O.Kironch

i and A. Sila.

2011. Diagnosis of nutrient constraints in small-scale groundnut (Arachis hyopaea L.)

production systems of Western Kenya using infrared spectroscopy (J. of Agric Sciences and

Technology, A1 (2011) 111-127

15

59. Kathumo V, Gicheru P and CKK Gachene. 2010. Factors contributing to spatial

variability of Katumani soils, Eastern Kenya. E. Afri. Agric. For. J., Vol 75 No. 1 & 2., pp 13

– 20

60. PN Macharia, JI Kinyamario, WN Ekaya, CKK Gachene, JG Mureithi and EG

Thuranira. 2010. Evaluation of forage legumes for introduction into natural pastures of semi

arid rangelands of Kenya. Grass and Forage, 65: 456 – 462.

61. PN Macharia, CKK Gachene, LG Mureithi, JI Kinyamario, WN Ekaya and EG

Thuranira, 2010. The effect of introduced forage legumes in improvement of soil fertility in

natural pastures of semi arid rangelands of Kajiado District, Kenya. J of Tropical &

Subtropical Agroecosystems, 14: 221 – 227

62. JN Gitari, JG Mureithi, DN Mugendi, JB Kungu and CKK Gachene, 2009.

Indigenous farmer’s knowledge in soil fertility and its scientific verifications in Embu

District. (East African Agricultural and forestry Journal 75(1&2) 35 - 45.

63. Rutunga, V., Karanja, N.K. and Gachene, C.K.K. 2008. Decomposition rates of

biomass obtained from six month-old Tephrosia vogelii, Tithonia diversifolia and natural

fallow vegetation at Maseno, Kenya. Biological Agricultural & Horticultural Journal, Vol

19(1), 49-62.

64. Miriti J, Kironchi G, Gachene CKK and Esilaba O. 2008. Effect of tied ridging on

crop response under different soil tillage management practices in the semi arid eastern

Kenya (East Africa Agricultural and Forestry J., 74(2): 95-102.

65. GN Chemining’wa, JW Muthomi, JG Mureithi and CKK Gachene. 2007. Response

of green manure legumes to rhizobia inoculation and starter – N fertilizer application.

Botswana Journal of Agriculture and Applied Sciences, Vol 3 No. 2, 164 – 169.

66. Kathumo V, Gachene CKK, Gicheru PT and Kariuki J. Stream Flow Estimation

Studies Using Hydrologic Modeling System For River Gucha, Kenya. Paper submitted to

International Journal of Remote Sensing.

67. J.G. Mureithi, C.K.K. Gachene and J.W. Wamuongo. 2005. Participatory evaluation

of residue management effects of green manure legumes on maize yield in the central Kenya

highlands. Journal of Sustainable Agriculture, Vol. 25(4), 49-68.

68. S.N. Ngigi, H.H.G. Savenije, J.R. Rockstrom and C. Gachene. 2005. Hydro-economic

evaluation of rainwater harvesting and management technologies: Farmers’ investment

options and risks in semi-arid Laikipia district of Kenya. Physics and Chemistry of the Earth,

30: 772-782.

16

69. PT Gicheru, CKK Gachene and JP Mbuvi. 2005. Effects of soil management

practices and tillage systems on soil moisture conservation and maize yield on a sandy loam

in semi arid Kenya. Journal of Sustainable Agriculture, Vol 27(3) 77 – 92.

70. Macharia PN, JI Kinyamario, WN Ekaya and CKK Gachene. 2005. Enhancement of

grassland production through integration of forage legumes in semi arid rangelands of Kenya.

Tropical Grasslands, Vol 39, No.4 pp 234 – 234.

71. P. Gicheru, C. Gachene, J. Mbuvi, E. Mare, 2004. Effects of soil management

practices and tillage systems on surface soil water conservation on a sandy loam in semi-arid

Kenya. Soil & Tillage Research 75, 173-184.

72. CKK Gachene, N Karanja and JG Mureithi. 2004. Farmers’ evaluation of legume

cover crops for erosion control in Gathwariga catchment, Kenya. International Journal of

Agriculture and Rural Development, 5: 176 –186.

73. V. Rutunga, C.K.K. Gachene, N.K. Karanja and C.A. Palm, 2003 Grain Maize Yield

Improvement using Tephrosia vogelii and Tithonia diversifolia Biomass at Maseno, Kenya.

Tropical and Subtropical Agroecosystems, Vol. 2: 1-11.

74. J.G. Mureithi, C.K.K. Gachene and J. Ojiem, 2003. The Role of Green Manure

Legumes in Smallholder Farming Systems in Kenya: The Legume Research Network Project.

Tropical and Subtropical Agroecosystems, Vol. 1 : 57-70.

75. P.T. Kamoni, M.W.K. Mburu and C.K.K. Gachene. 2003. Influence of irrigation and

nitrogen fertilizers on maize growth, nitrogen uptake and yield in a semi-arid Kenyan

environment. E. Afr. Agric. For. J. 69 (2), 99-108.

76. J.M. Miriti, D.B. Thomas and C.K.K. Gachene. 2003. Soil chemical properties,

sunflower growth and yields as affected by double digging, mulch and compost in central

Kenya. E. Afri. Agric. For. J. 68(3), 159-163.

77. Macharia PN, JI Kinyamario, WN Ekaya and CKK Gachene. 2003. Screening forage

legumes for integration into natural pastures of semi arid rangelands of Kenya. African

Journal of Range & Forage Science, Vol 20 (2) 1417 – 1420.

78. Khisa, P., Gachene, C.K.K., Karanja, N.K. and Mureithi, J.G. 2002. The effect of

post-harvest crop cover on soil erosion in a maize-legume based cropping system in Gatanga,

Kenya. Journal of Agriculture in the Tropics and Subtropics, Vol 103, pp 17-28.

79. Waswa, F, Gachene, C.K.K. Eggers, H. 2002. Assessment of erosion damage in

Ndome and Ghazi, Taita Taveta, Kenya: Towards an integrated erosion management

approach. GeoJournal 56: 171-176.

17

80. Gachene, C.K.K., Linner, H. Jarvis, N.J. and Mbuvi, J.P. 2001. Field assessment of

the effect of cumulative soil loss on soil productivity East Afr. Agric. For. J., Vol. 67 (2), 129-

145.

81. Waswa, F., Eggers, H., Kutsch, T. and Gachene, C.K.K. 2000. Community capacity

building as an opportunity for sustainable land management: lessons from Ndome and Ghazi

in Taita-Taveta District, Kenya. Journal of Agriculture in the Tropics and Subtropics, Vol 101

pp 181-189.

82. Bobe, B. and Gachene, C.K.K. 1999. Soil productivity evaluation under different

soil conservation measures in Harerge highlands of Ethiopia. Special Issue of E.A.A.F.

Journal, Vol. 65 No. 2, 95 – 100.

83. Kinoti, F.N. and Gachene, C.K.K. 1999. The effect of grass strips on terrace

development and crop yield. Special Issue of E.A.A.F. Journal, Vol. 65 No. 1, 79 – 83.

84. Rutunga, V., Karanja, N.K., Gachene, C.K.K. and Palm, A. 1999. Biomass

production and nutrient accumulation by Tephrosia vogelii (Hemsley) A. Gray and Tithonia

diversifolia Hook F. fallows during the six-month growth period at Maseno, Western Kenya.

Biotechnol. Agron. Soc. Environ. 3(4), 237-246.

85. Gachene, C.K.K., Palm, C. and Mureithi, J.G. 1999. Legume cover crops for soil

fertility improvement in the East African Region. AHI (African Highland Initiative)

Soils Working Group Report No. 1., AHI/TSBF, Nairobi, Kenya. 25 pp.

86. Gachene, C.K.K., Mbuvi, J.P., Jarvis, N.J. and Linner, H. 1998. Maize yield

reduction due to erosion in a high potential area of Central Kenya highlands. African Crop Sc.

Journal, Vol. 6. No. 1, pp 29-37.

87. Gicheru, P.T., Gachene, C.K.K. and Biamah, E.K. 1998. Effects of tillage and

mulching on soil moisture conservation and crop production. Applied Plant Sciences, 12 (1),

pp 5-9.

88. Gachene, C.K.K., Linner, H., Jarvis, N. and Mbuvi, J.P. 1998. Soil organic carbon,

nitrogen and phosphorus losses in eroded sediments from runoff plots on a clay soil in

Kenya. Applied Plant Sciences, 12(3), pp. 72-76.

89. Gachene, C.K.K., Jarvis, N.J., Linner, H. and Mbuvi, J.P. 1997. Soil erosion effects

on soil properties in a highland area of Central Kenya. Soil Sci. Soc. Am. J., 61: 559 – 564.

90. Gachene, C.K.K. 1995. Evaluation and mapping of soil erosion susceptibility: an

example from Kenya. Soil Use and Management Vol. II, 1-4.

91. Rutunga, V., Steiner, K.G., Karanja, N.K., Gachene, C.K.K. and Nzabonihankuye, G.

1998. Continuous fertilization on non-humiferous acid oxisols in Rwanda ‘Plateau Central’:

18

soil chemical changes and plant production. Biotechnology Agron. Soc. Environment 2

(2):135-142.

b) Published book chapters

1. Gachene CKK, Nyawade S and Karanja N., 2019. Soil and Water Conservation: An

Overview. Encyclopedia of the UN Sustainable Development Goals, : Zero Hunger.

DOI: 10.1007/978-3-319-69626-3_91-1, In book: Zero Hunger , Springer Nature

2. Charles Gachene, 2016. Ecosystems services and soil fertility enhancing measures In

(eds) Mainstreaming Ecosystem Services and Biodiversity into Agricultural Production and

Management in East Africa. FAO Publication ISBN 978-92-5-109215-6, 46-56

3. A.J. Mahinda, C.K.K. Gachene and M. Kilasara, 2016. Economic Impact of Drip

Irrigation Regimes on Sorghum Production in Semi-arid Areas of Tanzania, In: Climate

change and multi-dimensional sustainability in Africa Agriculture. Lal R., Kraybill D., Singh

BR et al (eds)., ISBN 978-3-319-41-41236, 227 – 240

4. Charles KK Gachene, Anne N Karuma and Mary W Baaru, 2015. Climate

change and crop yield in Sub-Saharan Africa. In (eds) Rattan Lal, Bal Ram Singh et al.

Sustainable Intensification to Advance Food Security and Enhance Climate Resilience

in Africa. Springer ISBN 978-3-319-9359-8, 165-183

5. V Kathumo, CKK Gachene, JJ Okello and M Ngigi, 2015. Is Lower Tana

River Forest Complex and Ecosystem Under Threat of Total Destruction? Evidence

from Participatory GIS. In (eds) Zeinabu Khalif, Charles KK Gachene, Patrick

Gicheru et al. Sustainable Land Management in Dry Lands of Kenya: Improving

Land Productivity Through Participatory Research and Technology Transfer. UNDP.

ISBN 978-9966-1805-5-1, p 13-33

6. CKK Gachene, V Kathumo, JJ Okello and M Ngigi, 2015. The Disappearing

Forest: A case study of trends in land use and land cover change of the threatened

Lower Tana River Forest Complex, Coastal Kenya. In (eds) Zeinabu Khalif, Charles

KK Gachene, Patrick Gicheru et al. Sustainable Land Management in Dry Lands of

Kenya: Improving Land Productivity Through Participatory Research and Technology

Transfer. UNDP. ISBN 978-9966-1805-5-1, p 1-12

7. JS Mbau, MM Nyangito, CKK Gachene, V Kathumo and J Worden, 2015.

Participatory Geographic Information Systems (PGIS) for Sustainable Natural

Resource Management: The Case Study of Taita Taveta County, Southern Kenya. In

(eds) Zeinabu Khalif, Charles KK Gachene, Patrick Gicheru et al. Sustainable Land

19

Management in Dry Lands of Kenya: Improving Land Productivity Through

Participatory Research and Technology Transfer. UNDP. ISBN 978-9966-1805-5-1,

35-54

8. CKK Gachene, M Baaru, V Gathaara and R Onwonga, 2015. Factors that

Influence Adoption of Soil and Water Conservation Technologies at Kathekakai

Location, Machakos County. In (eds) Zeinabu Khalif, Charles KK Gachene, Patrick

Gicheru et al. Sustainable Land Management in Dry Lands of Kenya: Improving

Land Productivity Through Participatory Research and Technology Transfer. UNDP.

ISBN 978-9966-1805-5-1, 85-105

9. A Karuma, PW Mtakwa, N Amuri, CKK Gachene and PT Gicheru, 2015.

Tillage and Cropping Effects on Soil Water Dynamics and Crop Yields in Mwala

District, Kenya. In (eds) Zeinabu Khalif, Charles KK Gachene, Patrick Gicheru et al.

Sustainable Land Management in Dry Lands of Kenya: Improving Land Productivity

Through Participatory Research and Technology Transfer. UNDP. ISBN 978-9966-

1805-5-1, 121-141

10. S Mureithi, JT Njoka and CKK Gachene, 2015. Impact of Enclosures on

Range Condition and Trend in the Semi-Arid Rangeland of Lake Baringo Basin,

Kenya. In (eds) Zeinabu Khalif, Charles KK Gachene, Patrick Gicheru et al.

Sustainable Land Management in Dry Lands of Kenya: Improving Land Productivity

Through Participatory Research and Technology Transfer. UNDP. ISBN 978-9966-

1805-5-1, 275-293

11. MW Baaru and CKK Gachene, 2014. Development and promotion of sustainable soil

and water conservation technologies in semi – arid areas of Kenya: the case of vegetative

macro contour lines. In (eds) Judith Francis, Wren Media and Anne Sweetmoore. Agricultural

Innovations for Sustainable Development: Contributions, CTA, Netherlands, Vol 4 Issue 3, 40

- 50

12. Judith Syombua, Moses Nyangito and Charles Gachene, 2013. Land use and land

cover change analysis : linking local community to land use and land cover change using

PGIS. LAMBERT Academic Publishers, ISBN : 987-3-659-36222-4, 93p

13. M.W. Baaru and CKK Gachene, 2014. Development and Promotion of sustainable

Soil and water Conservation technologies In semi-arid areas of kenya: the case of vegetative

Macro contour line. In: Agricultural Innovations for Sustainable Development : Contributions

20

from the 3rd Africa-wide Women and Young Professional in Science Competition.CTA,

Netherlands, Vol 4: Issue 3,

14. Ayuke FO, Karanja NK, Okello JJ, Wachira P, Mutua GK, Lelei D and Gachene

CKK. 2012. Agro biodiversity po and pontential use for enhancing soil health in tropical

soils of Africa. In: Hester RE, Harrison RM (Eds). Soils and food security: Environmental

Science and Technology No. 35: 94 – 133. The Royal Society of Chemistry, United Kingdom

15. Kathumo V, Gachene CKK, Okello JJ and Ngigi M, 2012. Using P-GIS to reverse

forest destruction: Comprehending the magnitude of problem in the Lower Tana River Basin.

ict4d P-GIS for natural resource management and food security in Africa.

16. Maimbo MM, Oduor AR, Cherogony K, Nyolei D, Gachene C, Biamah EK, O’neil

M, Iiyama M and Mogoi J. 2010. Irrigation Master Plan for Rwanda, ISBN 978 92 9059 278

5, 240p + xii p

17. Nyambati EM, Mureithi JG, Gachene CKK and Gitari JN. 2006. Managing green

manure legumes for improved maize production in Kenyan highlands. In JG Muriethi, CKK

Gachene, JW Wamuongo and M Eilitta (eds) Enhancing agricultural productivity in East

Africa: Development and up-scaling of green manure legume technologies in Kenya. KARI /

LRNP, ISBN 9966-879-71-4, pp 61 – 82.

18. Gachene CKK and Mwangi H. 2006. Green manure cover crops for soil erosion

control and conservation agriculture in Central and Eastern highlands of Kenya. In Jg

Muriethi, CKK Gachene, JW Wamuongo and M Eilitta (eds) Enhancing agricultural

productivity in East Africa: Development and up-scaling of green manure legume

technologies in Kenya. KARI / LRNP, ISBN 9966-879-71-4, pp 145 – 170..

19. Karuku G, Gachene CKK and Macharia P. 2006. Soil water behaviour under different

cover crops and under different residue management practices. In Jg Muriethi, CKK Gachene,

JW Wamuongo and M Eilitta (eds) Enhancing agricultural productivity in East Africa:

Development and up-scaling of green manure legume technologies in Kenya. KARI / LRNP,

ISBN 9966-879-71-4, pp 171 – 200.

20. Mwangi HW, Mureithi JG and Gachene CKK, 2006. Legume cover crops for

conservation agriculture in arid and semi – arid regions of Machakos district, eastern

Province. In (eds) JG Mureithi and CKK Gachene, LRNP Issue No.12, KARI, 2-3

21. Macharia PN and Gachene CKK. 2006. Forage legumes for the improvement of

natural pastures of semi arid rangelands of Kajiado District. In Jg Muriethi, CKK Gachene,

JW Wamuongo and M Eilitta (eds) Enhancing agricultural productivity in East Africa:

21

Development and up-scaling of green manure legume technologies in Kenya. KARI / LRNP,

ISBN 9966-879-71-4, pp 251 - 272.

22. C.K.K. Gachene and G. Kimaru. 2004 (eds/contributor). Soil fertility and land

productivity. A guide for extension workers in the eastern Africa region. RELMA Technical

Handbook Series 30. Nairobi, Kenya RELMA/Sida, ISBN 9966-896-66-X, 146 + xiv pp.

23. C.K.K. Gachene. 2004. Promotion of Marejea cultivation in the Ruvuma Region of

Tanzania: Experiences of the Catholic Missionaries at Peramiho Mission Centre. In (eds) M

Eilitta, J Mureithi and R Derpsch. Green manure/cover crops systems of smallholder farmers:

Experiences from Tropical and Subtropical Regions, Kluwer Academic Publishers,

Netherlands. (Chapter 7), 175 – 193.

24. C.K.K. Gachene and C.S. Wortmann. 2004. Green manure/cover crop technology in

Eastern and Central Uganda: Development and Dissemination. In (eds) M Eilitta, J Mureithi

and R Derpsch. Green manure/cover crops systems of smallholder farmers: Experiences from

Tropical and Subtropical Regions, Kluwer Academic Publishers, Netherlands. (Chapter 9),

219-236.

25. Gachene, C.K.K., Mureithi, J.G., Anyika, F. and Makau M. 2002. Incorporation of

green manure cover crops in maize based cropping system in semi-arid and sub-humid

environments of Kenya. In (eds) J.G. Mureithi, C.K.K. Gachene, F.N. Muyekho, M.

Onyango, L. Mose and O. Magenya. Participatory technology development for soil

management by smallholders in Kenya, KARI/LRNP, Nairobi, ISBN No. 9966-879-42-0,

p145-151.

26. Gachene, C.K.K., Oduor, A., Klingspor, P. and Haru, R. 2000. Soil erosion control

with legume cover crops: data summary. In (eds J.G. Mureithi, C.W. Mwendia, F.N. Muyeko,

M.A. Onyango and S.N. Maobe) Participatory Technology Development for Soil

Management by Smallholders in Kenya. Special Publication of Soil Management and

Legume Research Network Projects. KARI, Nairobi, ISBN No. 9966-879-32-3, p169 –176.

27. Gachene, C.K.K. and Makau, M. 2000. Screening legume cover crops for dry-

season survival in a semi-arid environment of Kenya. In (eds J.G. Mureithi, C.W. Mwendia,

F.N. Muyeko, M.A. Onyango and S.N. Maobe). Participatory Technology Development for

Soil Management by Smallholders in Kenya. Special Publication of Soil Management and

Legume Research Network Projects. KARI, Nairobi, ISBN No. 9966-879-32-3, p77 – 86.

28. Gachene, C.K.K., Makau, M. and Haru, R. 2000. Soil moisture extraction by

different cover crops. In (eds J.G. Mureithi, C.W. Mwendia, F.N. Muyeko, M.A. Onyango and

S.N. Maobe) Participatory Technology Development for Soil Management by Smallholders

22

in Kenya. Special Publication of Soil Management and Legume Research Network Projects.

KARI, Nairobi, ISBN No. 9966-879-32-3, p133 – 143.

29. Mureithi, J.G., Gachene, C.K.K., Saha, H.M. and Dyck, E. 1998. Incorporation of

green manure legumes into smallholder farming systems in Kenya: achievements and current

activities of legume screening network. In (eds): F Rasolo and M. Raunet. Agrobiological

Management of Soils and Cropping Systems. Montpelier France, Grad, pp 443-454.

30. Biamah, E.K., Gachene, C.K.K., Gicheru, P.T. and Cherogony, R.K.K. 1994.

Seasonal variability in soil moisture due to tillage and residue mulching of a clay soil. In:

Soil tillage for crop production and protection of the environment (eds. H.E. Jensen, P.

Schjonning, S.A. Mikkelsen and K.B. Madsen). Royal Vet. and Agric. University and Danish

Inst. of Plant and Soil Sci., Denmark, 465-474.

31. Biamah, E.K., Gachene, C.K.K., Gicheru, P.T. and Cherogony, R.K.K. 1994. Crop

response to tillage and residue mulching practices in a clay soil. In: Soil tillage for crop

production and protection of the environment (eds. H.E. Jensen, P. Schjonning, S.A.

Mikkelsen and K.B. Madsen). Royal Vet. and Agric. University and Danish Inst. of Plant and

Soil Sci., Denmark, 1093-1102.

32. Muchena, F.N. and Gachene, C.K.K. 1990. Soils of the highlands and mountainous

areas of Kenya with special emphasis on agricultural soils: In: African Mountains and

Highlands: problems and perspectives (eds. B. Messerli and H. Hurni). AMA, Switzerland,

157-169.

33. Muchena, F.N. and Gachene, C.K.K. 1986. Properties, management and

classification of vertisols in Kenya. In: FAO World Soil Resources Report No. 56 FAO, Rome,

22-30.

34. Gachene, C.K.K. and Weeda, A. 1986. The land quality: ‘resistance to erosion’ its

application in the Iuni Catchment area. In: Land Evaluation for Land Use Planning and

Conservation in Sloping Areas. IILR Publication (eds.W. Siderius). Publication No. 40,

Netherlands, 143-153.

35. Tiffen, M., Purcell, R., Gichuki, F.N., Gachene, C.K.K. and Gatheru, J. 1996.

National Soil and Water Conservation Programme, Sida Evaluation 96/25. Department for

Natural Resources and the Environment, Sweden.

36. Contributed in the write up of the document “Maintenance and improvement of soil

productivity in the highlands of Ethiopia, Kenya, Madagascar and Uganda”. AHI Technical

Report Series No. 6., ICRAF, 1997.

23

c) Contributed papers in Conferences and Workshops

(i) Refereed proceeding papers

1. S.M. Mureithi, A. Verdoodt, J.T. Njoka, C.K.K. Gachene, E. Meyerhoof and E. Van

Ranst. 2012. Direct benefits derived from a rehabilitated semi arid rangelands in Kenya. In

(eds. S. Kapur, M. Tolga and F. Ozen) Land degradation and challenges in sustainable soil

management. Soil Science Congress, Turkey, Vol 1, 143 – 148.

2. VN Gathaara, CKK Gachene, JN Ngugi, EG Thuranira and MW Baaru, 2012.

Gender, soil and water conservation in Machakos District, Kenya. Africa Crop Science

Conference Proceedings, Vol 10, pp 1 – 4, ISSN 1023 – 070X.

3. Macharia P.N., J.I. Kinyamario, W.N. Ekaya, C.K.K. Gachene and J.G. Mureithi.

2007. Reinforcement of natural pastures with forage legumes to mitigate effects of declining

pasture productivity in semi-arid rangelands of Kenya. In: Proceedings of the 4th African Soil

Science Society Conference. 7-13th January, 2007. Accra, Ghana.

4. Macharia PN, J.I. Kinyamario, W.N. Ekaya, C.K.K. Gachene and J.G. Mureithi. 2007.

Forage legumes for improvement of grassland productivity in semi-arid smallholder agro-

pastoral systems in Kenya. In: Hare, M.D. and Wongpichet, K. (Eds). Forages: A Pathway to

Prosperity for Smallholder Farmers. Proceedings of an International Forage Symposium.

Faculty of Agriculture, Ubon Ratchathani University, Thailand. pp 187-202

5. Macharia PN, C.K.K. Gachene and J.G. Mureithi. 2007. Using forage legumes to

improve soil fertility for enhanced grassland productivity of semi-arid rangelands of Kajiado

District, Kenya. In: A. Bationo, J.M. Okeyo, B.S. Waswa, P. Mapfumo, F. Maina and J.

Kihara (Eds). Proceedings of the TSBF-CIAT International Symposium on Innovations as

Key to the Green Revolution in Africa: Exploring the Scientific Facts. 17-21st September,

2007. Arusha, Tanzania.

6. Macharia PN, J.I. Kinyamario, W.N. Ekaya, C.K.K. Gachene and J.G. Mureithi. 2006.

Improvement of traditional pasture preservation areas with forage legumes in semi-arid

rangelands of Kajiado District. In: Proceedings of the 10th KARI Biennial Scientific

Conference and 2nd Agricultural Forum. 13-17th November, 2006. KARI Headquarters,

Nairobi.

7. Macharia PN, J.I. Kinyamario, W.N. Ekaya and C.K.K. Gachene. 2006. Soil

moisture utilization by grasses and forage legumes in a grass/legume mixture in a semi-arid

environment in Kenya. In: Proceedings of the 23rd Soil Science Society of East Africa. 20-

24th November, 2006. Masaka, Uganda

24

8. Macharia P.N., J.I. Kinyamario, W.N. Ekaya and C.K.K. Gachene. 2005.

Enhancement of grassland production through integration of forage legumes in semi-arid

rangelands of Kenya. In: O’Mara et al. 2005 (eds). Proceedings of the XX International

Grassland Congress: Offered papers, Ireland and United Kingdom. pp 341-341

9. Gachene, C.K.K., Klingspor, P., Oduor, A. and Mbegera, M. 2000. Use of cover

crops to improve soil productivity: preliminary studies using tropical velvetbean (Mucuna

pruriens) at Kabete and Mbooni sites, Kenya. In (eds): F.N. Gichuki, D.N. Mungai, C.K.K.

Gachene and D.B. Thomas. Towards sustainable landuse. Proceedings of the 4th

National

Soil and Water Management Workshop, Wida, Kenya. ISBN 9966-9690-0-4, p133-136.

10. Gachene, C.K.K., J.P. Mbuvi, H, Linner and N, Jarvis, 2000. Crop response to soil

water content under fertilized and non-fertilized conditions. Soil Science Society of East

Africa (SSSEA) ISBN No. 9966-879-27-7, p 161-169.

11. Gachene, C.K.K., N. Jarvis, H. Linner and J.P. Mbuvi, 2000. Soil erosion effects on

productivity of humic Nitosol. Soil Science Society of East Africa ,ISBN No. 9966-8879-27-

7, p 233-239.

12. Gachene, C.K.K., Mureithi, J.G. and Anyika, F., 1999. The influence of green

manure cover crops on maize growth. Paper presented at the 1999 ASA, CSSA, SSSA Annual

Meeting, Utah State, USA. Annual Meeting Abstracts, pp 43.

13. Mureithi, J.G., Gachene, C.K.K., Mwaura, P.M. and Nekesa, C.O., 1999.

Incorporating green manure cover crops in smallholder agriculture in Central Kenya. Poster

presented at the 1999 ASA, CSSA, SSSA Annual Meetings, Oct., 31-Nov., 4, 1999, Salt Lake

City, Utah State, USA. Annual Meetings pp 41.

14. Mureithi, J.G., Maobe, S.N., Dyck, E., Gachene, C.K.K., Gitari, N., Kirungu,

B., Muli, B.M., Ojiem, J., Saha, H.M. and Tana, P. 1998. Screening of legume

germplasm in Kenya. Effect of rhizobia inoculation on performance of best bet legumes.

In (eds) AJ Shayo-Ngowi, G. Ley and FBR Rwehumbize. Soil and sustainable crop

production in East Africa. Proceedings of the 16th

SSSEA Mkonge, Tanga, Tanzania, pp

130-143.

15. Gachene, C.K.K. and Haru, R. 1997. Controlling seasonal surface runoff and soil

loss using purple vetch (Vicia benghalensis). Proceedings of All Africa Crop Science

Congress, Vol 3 p 369-373.

16. Gachene, C.K.K. 1991. Soil erosion in Kenya: its impact on soil productivity. In: Soil

and water management for sustainable productivity (eds. A.M. Elgala, J.F. Parr, S.B. Hornick,

T.A. Taha and M.E. Simpson). Cairo, Egypt, 391-395

25

17. Gachene, C.K.K. 1989. Nutrient losses in eroded soil materials from Kenyan soils:

preliminary results. In: Soil and water conservation in Kenya (eds. D.B. Thomas, E.K.

Biamah, A.M. Kilewe, L. Lundgren and B.O. Mochoge). Department of Agricultural

Engineering/SIDA, Nairobi.

18. Gachene, C.K.K. and Barber, R.G. 1983. A preliminary report on an evaluation and

detailed mapping of erosion susceptibility at Kaloleni, Kilifi District. In: Soil and water

conservation in Kenya (eds. D.B. Thomas and W.M. Senga). IDS Occasional Paper 42, 87-

104.

(ii) Proceeding papers

1. Nyawande S, CKK Gachene, N. Karanja and S. Elmar, 2016. Effect of Potato

(Solanum Tuberosum L.) Cropping Systems On Soil And Nutrient Losses Through

Runoff In A Humic Nitisol, Kenya. Paper presented during the EGU General

Assembly, Vienna (Austria), from 17 to 22 April 2016.

2. CKK Gachene and PT Gicheru, 2016. Do Current Kenyan Policies Support

Ecosystem Services of Soils? Paper presented during the 2nd

National Conference on

Sustainable Land Management in Drylands of Kenya from 1st to 3

rd June 2016 at

Sentrim Lodge, Lake Elmentaita, Kenya

3. Charity Konana, C.K.K Gachene, D. Mburu and J Mureithi, 2016. Land use and land

cover changes and implications on gully erosion in Mt Suswa catchment, Narok

County, Kenya. 2nd

National Conference on Sustainable Land Management in

Drylands of Kenya from 1st to 3

rd June 2016 at Sentrim Lodge, Lake Elmentaita,

Kenya

4. Karuma, A, P.T. Gicheru and C.K.K Gachene, 2016. Financial Returns of Maize and

Bean Production Under Selected Tillage Practices in Semi-Arid Area of Mwala

District, Kenya. 2nd

National Conference on Sustainable Land Management in

Drylands of Kenya from 1st to 3

rd June 2016 at Sentrim Lodge, Lake Elmentaita,

Kenya

5. Mbugua H.W, CKK Gachene and M. Baaru, 2016. Relationship Between Soil

Moisture Variability And Cropping Systems Along The Toposequence Of A Terraced

Vertisol; Machakos, Kenya. 2nd

National Conference on Sustainable Land

Management in Drylands of Kenya from 1st to 3

rd June 2016 at Sentrim Lodge, Lake

Elmentaita, Kenya

26

6. Ruto A., CKK Gachene, PT Gicheru, D. Mburu and Z Khalif, 2016. Terracing And

Cropping Pattern Effects On Maize And Bean Yields In Andosols. 2nd

National

Conference on Sustainable Land Management in Drylands of Kenya from 1st to 3

rd

June 2016 at Sentrim Lodge, Lake Elmentaita, Kenya

7. Wanjiku J., CKK Gachene and M. Baaru, 2016. Assessment Of Soil Erosion Hazard

In Kathe-Kakai Catchment, Machakos County In Kenya Using Modified Rusle. 2nd

National Conference on Sustainable Land Management in Drylands of Kenya from 1st

to 3rd

June 2016 at Sentrim Lodge, Lake Elmentaita, Kenya

8. CKK Gachene, V Kathumo, JJ Okelo and M Ngigi, 2012. The Disappearing Forest:

A case study of trends in land use and land cover change of the threatened Lower

Tana River Forest Complex, Coastal Kenya. Paper presented during the PGIS

Workshop held on 20th

April, 2012, KARI HQs, Nairobi

9. Gacheru E, Gicheru PT, Gachene CKK and Lieven C, 2011. Effect of organic mulch

type and time of application on potato yield, soil moisture and temperature in a

contrasting climate gradient in Embu district. Paper presented during the International

Conference on Integrated water management, Mekelle, 19th

to 23rd

September 2011.

10. Baaru MW, Gachene CKK, Onwonga R and Mbuvi JP, 2011. Effect of vegetative

macro contour lines on soil moisture conservation and crop performance in eastern

province, Kenya. Paper presented during the 10th

African Crop Science Society

Conference, Maputo, Mozambique, 10th

to 14th

October 2011.

11. J.N. Gitari, J.G. Mureithi, C.K.K. Gachene and D.N. Mugendi and J.B. Kung’u. 2011.

Does Crotalaria Residues Used as a Source of Nitrogen (N) for Maize Fertilization Require

any Mineral N Supplementation?. Paper presented at the 26th

Conference of Soil Science

Society of East Africa (SSSEA) on 21-25th

November 2011, Jinja, Uganda

12. CKK Gachene, IV Sijali, Mercy Kamau and L Okoth, 2010. Crop production in

water scarce environments: getting the most out of localised drip irrigation systems. Paper

presented during the SearNet Conference held in Ethiopia, July 2010.

13. CKK Gachene, M Malesu , A Oduor, R Cherogony , A Karuma and D Nyolei

Soilscape, 2010. Survey for Planning Smallholder Irrigation Schemes: the need for reliable

information. Paper presented during the SearNet Conference held in Ethiopia, July 2010.

14. Gathaara VN, Gachene CKK, Ngugi JN, Thuranira EG and Maaru MW, 2010.

Adoption and opportunities for improving soil and water conservation measures in

Kathekakai Settlement Scheme, Machakos District. Paper presented during the 12th

KARI

Biannual Scientific Conference, 8 – 12 Nov 2010.

27

15. Gitari, J.N. Mugendi D.N., Kung’u, J.B. Mureithi, J.G..Gachene C.K.K and Muna,

M.M. 2009. The role of agroforestry trees in soil productivity: verification of farmers’

knowledge and perceptions in central Kenya highlands. Paper presented at the 25th Soil

Science Society of East Africa (SSSEA) held on 7 -11 November 2009 at Kilimanjari Crane

Hotel, Moshi, Tanzania.

16. Macharia PN, Kinyamario JI, Ekaya WN and Gachene CKK. 2003. Screening forage

legumes for integration into natural pastures of semi – arid rangelands of Kenya. Paper

presented at the VII International Rangeland Congress, Durban, South Africa, 26th

July to 1st

August 2003.

17. J.N. Gitari, D.N. Mugendi, J. G. Mureithi, J.B. Kung’u and C.K.K. Gachene. 2003.

The Role of Plant Residues in Soil Productivity: Farmers’ Knowledge and Practices in Embu

District, Kenya. In: Proceedings of the 21st Soil Science Society of East Africa (SSSEA) held

on 1-5 December 2003 at Eldoret, Kenya. pp 479-490.

18. Makau, N. and Gachene, C.K.K. 2001. Introduction of green manure legume cover

crops to smallholders in Kimutwa location, Machakos District, Kenya. LRNP Newsletter

Issue No. 5, NARL/KARI, p 2-4.

19. Khisa, P.W., Gachene, C.K.K., Karanja, N.K. and Mureithi, J.G. 2000. Soil loss and

erosion induced nutrient losses in a maize-legume based cropping system in Central Kenya

highlands. LRNP Newsletter Issue No. 3, NARL/KARI, P5-6.

20. Khisa, P.W., Gachene, C.K.K., Karanja, N. and Mureithi, J.G. 2000. Returning land

back to productivity: the role of green manure cover crops in controlling soil erosion in

farmers fields, Gatanga, Kenya. Poster presented at the 11th international Soil Conservation

organisation Conference, Buenos Aires, Argentina.

21. Gachene, C.K.K., Karanja, N.K. and Mureithi, J.G. 2000. Effect of soil erosion on

soil productivity using green manure cover crops: data summary of a long term field

experiment. LRNP Newsletter Issue No. 4, NARL/KARI, p 11-13.

22. Mureithi, J.G. and Gachene, C.K.K. 1998. An overview of legume screening

network activities. Paper presented at the Workshop on improving rural livelihoods through

conservation farming techniques, KARI Headquarters, Nairobi.

23. Gachene, C.K.K. and Haru, R. 1998. Soil moisture extraction in maize-Mucuna

based cropping system. Paper presented at the 16th Conference of Soil Sci. Soc. of East

Africa, 13-19 Dec., 1998, Tanga, Tanzania.

28

24. Gachene, C.K.K. 1995. Current research work on soil fertility and organic matter

management in Kenya. Paper presented at a workshop on organic matter management in

Kenya, 6th-9th February, 1995, Kasarani, Kenya.

25. Gachene, C.K.K. 1991. Use of soil survey data in Agricultural Engineering. Paper

presented at the Kenya Society of Agricultural Engineering Seminar, JKUCAT, Kenya.

26. Gachene, C.K.K. 1991. Major soil types of Kenya: vulnerability to erosion due to

their inherent characteristics. National Soil and Water Conservation Seminar (for NSWC

staff at Highlands hotel, Molo, March 1991; Green Hills Hotel, Nyeri, September 1991 and

August 1992 and at Izaak Walton Hotel, Embu, May, 1992.

27. Gachene, C.K.K. and Wokabi, S.M. 1989. Use of soil survey information in

28. Gachene, C.K.K., Wanjogu, S.N. and Gicheru, P.T. 1989. The distribution,

characteristics and some management aspects of sandy soils in Kenya. Paper presented at

the International Symposium on Managing Sandy Soils, Jodhpur, India.

29. Gachene, C.K.K. 1989. Site characterisation for the proposed MOVUSAC

(Management of vertisols under semi arid conditions) project at Gategi, Embu District.

Paper presented at the International Workshop on Multipurpose Use of Soil Survey

Information for Efficient Land Use Management, Nairobi, Kenya.

30. Muchena, F.N. and Gachene, C.K.K. 1988. The distribution, characteristics and

classification of swell-shrink soils in Kenya. Paper presented at the International Workshop

on Classification, Management and Use Potential of Swell-shrink Soils, Nagpur, India.

31. D’Costa, V.P., Gatahi, M.M. and Gachene, C.K.K. 1988. The characteristics,

classification and land use significance of swell-shrink soils east of Lake Victoria, Kenya.

Paper presented at the International Workshop on Classification, Management and Use

potential of Swell-shrink Soils, Nagpur, India.

32. Macharia, D.N., and Gachene, C.K.K., 1986. Soil description as related to salinity

and sodicity problems. In: Scheme identification and evaluation: Part 1 Soils. Ministry of

Agriculture, Irrigation and Drainage Branch.

33. Gachene, C.K.K. and D’Costa V. 1986. The characteristics, classification and land

use of Histosols in Kenya. Paper presented at the 2nd International Soil Management

Workshop, Bangkok, Thailand.

34. Gachene, C.K.K. 1985. Mapping of soil erosion hazard: a review of assessment

techniques. KSS LN41.

35. Gachene, C.K.K. 1985. A review of methods of measuring soil erodibility. KSS

LN42.

29

36. Gachene, C.K.K. 1984. Soils of the Evurore Catchment area, Embu District: their

erosion susceptibility and management. Paper presented at the 6th AGM of the Soil Science

Society of East Africa, Nyeri, Kenya.

37. Gachene, C.K.K. 1982. Soil classification: historical aspects, diagnostic horizons

and their identification. KSS LN31.

soil conservation - the Kenyan experience. Paper presented at the 5th

International Soil Conservation Conference, Bangkok, Thailand.

(d) Soil survey advisory reports for rural land use planning

1. Gachene, C.K.K., 2003. Soil Conditions of Mwandu Farm, Karen.

2. Gicheru, P.T., Gachene, C.K.K. and Kilambya, 2000. Soils of Bondo area, KSS R10.

3. Gachene, C.K.K. 1992. Site characterisation of Mwea-Karaba, Kenya. KARI/

IBSRAM Collaborative Research Project. Miscellaneous Report No. 35, Kenya Soil Survey.

4. Gachene, C.K.K. and Ndari I. 1992. Soil resources of the proposed Ebubaka

drainage project, Kakamega. Small Scale Irrigation Project (SSIP), Nairobi, Kenya.

5. Gachene, C.K.K. and Ndari I. 1992. A preliminary assessment of the drainage

suitability of the soils of the proposed Mirere drainage project, Kakamega. SSIP, Nairobi,

Kenya.

6. Gachene, C.K.K. and Ndari, I. 1992. An assessment of the drainage suitability of the

soils of the proposed Ikuyu drainage project, Murang’a. SSIP, Nairobi, Kenya.

7. Gachene, C.K.K. 1989. Soils of the Erosion Research Farm, Kabete Campus.

Department of Agricultural Engineering, University of Nairobi.

8. Gachene, C.K.K. 1984. An advisory report on the soil conditions of Broom Hill

Farm, Timau, Laikipia District. KSS P69.

9. Rachilo, J.R., Wanjohi, J. and Gachene, C.K.K. 1984. Detailed soil survey of the

Nyandusi Women Horticultural Irrigation Project, Siaya District. Report No. KSS D43.

10. Gachene, C.K.K., Waruru, B.N. and Wachira, T. 1984. Detailed soil survey of the

Voo Research substation, Kitui District. KSS D34.

11. Gachene, C.K.K. 1983. Semi-detailed soil survey of the Evurore Catchment (Embu

District). KSS S16.

12. Gachene, C.K.K., Mungai, D.N. and Wataka, S. 1983. Detailed soil survey of the

Kibuni Farm, Gilgil, Nyandarua District. KSS, D30.

13. Michieka, D.O., Rachilo, J.R. and Gachene, C.K.K. 1982. Soils of Busia area.

Report No. KSS R8.

30

14. Wamicha, N.W. and Gachene, C.K.K., 1980. A preliminary investigations of the

soils of Ithe-wa-Gathoni farm, Langata, KSS (Kenya Soil Survey) P 43.

15. Batjes, N.H., Blok, C., Bouwman, A., Floor, J., Gachene, C.K.K., Gatahi, M.M. and

Smaling, E.M.A. 1983. Soils of the Kilifi area: Appendix I to Report No. KSS R11.

G Other short communications

1. Maina JM, Mburu MWK, Mureithi JG, Gachene CKK, 2006. Evaluation of legumes

as cover crops for soil fertility and weed management in smallholder coffee cropping systems

in central Kenya. In (eds) JG Mureithi and CKK Gachene, LRNP Issue No.12, KARI, 4 – 6

2. Nyambati EM, Mureithi JG, Gachene CKK and Gitari JN, 2006. Managing green

manure legumes for improved maize production in Kenya highlands. In (eds) JG Mureithi

and CKK Gachene, LRNP Issue No.12, KARI,

3. Mureithi JG, Kiama JG, Sitiene JK, Gachene CKK and Leyden P, 2004. Evaluation of

grass peas accessions in Kenya. In (eds) JG Mureithi and CKK Gachene, LRNP Issue No.11,

KARI, 3 – 5

4. Wanjekeche E, Mureithi JG, Gachene CKK and Wakasa V.Screening of promiscuous

soybean varities in the North Rift Valley of Kenya. In (eds) JG Mureithi and CKK Gachene,

LRNP Issue No.11, KARI, 5-12

5. Khisa PW, Gachene CKK, Karanja NK and Mureithi JG, 2000.) Soil loss and erosion

– induced losses in maize – legume based cropping system in central Kenya highlands. In

(eds) JG Mureithi and CKK Gachene, LRNP Issue No.3, KARI, 4 - 5

6. Gachene CKK, Karanja NK and Mureithi JG, 2000. Effect of soil erosion on soil

productivity and subsequent restoration of productivity using green manure cover crops: Data

summary of a long term field experiment. In (eds) JG Mureithi and CKK Gachene, LRNP

Issue No.3, KARI, 11 - 13

7. Gachene CKK and Anyika F, 2002. Use of green manure legumes for improved soil

fertility and increased maize yields in sub – humid environments. In (eds) JG Mureithi and

CKK Gachene, LRNP Issue No.7, KARI, 4 – 11

8. Mbithi L and Gachene CKK,2002. Agnes Mutunga’s experiences on green manure

technology in Kimutwa location, Machakos district, Kenya. In (eds) JG Mureithi and CKK

Gachene, LRNP Issue No.7, KARI, 712 - 13

9. Makau M and Gachene CKK, 2001. Introduction of green manure legume cover

crops to smallholders in Kimutwa location, Machakos district, Kenya. In (eds) JG Mureithi

and CKK Gachene, LRNP Issue No.5, KARI, 2-4

31

10. Ndung’u S, Karanja SK and Gachene CKK,2001. Gully rehabilitation in Kiama

village, Gatanga Division. In (eds) JG Mureithi and CKK Gachene, LRNP Issue No.5, KARI,

8 – 10

H Lecture Notes

Gachene CKK, 2014. Remote sensing and GIS for ODL MSc students undertaking MSc in

Land and Water Management, Agricultural Resource Management and Agronomy. Dept of

LARMAT, University of Nairobi, 44pp.

I. Manuals

1. C.K.K Gachene, PT Gicheru and G Okoba (editors / contributor), 2015. Climate

Change and Agriculture: Technical Training and Reference Manual. FAO, 120 pp.

2. C.K.K Gachene, PT Gicheru and G Okoba, 2015 (editors / contributor). Climate

Change and Agriculture: A Technical Guide for Extension Workers in Kenya. .. FAO, 106 pp

3. C.K.K Gachene, PT Gicheru and G Okoba, 2015 (editors / contributor). Adapting

Agriculture To Climate Change: A Handbook for Farmers in Kenya. FAO, 65 pp

4. Kanyanjua, S.M., Mureithi, J.G., Gachene, C.K.K. and Saha, H.M., 2000. Soil

Fertility Management Handbook for Extension Staff and Farmers in Kenya. Kenya

Agricultural Research Institute, Nairobi, Kenya, 45 pp.

5. Soil and Water Conservation Manual for Kenya, 1997. (Eds. D.B. Thomas, A.

Eriksson, M. Grunder and J.K. Mburu) Contributors: E.K. Biamah, K.Fahlstrom, C.K.K.

Gachene, J.M. Gachingiri, J.K. Kiara, M. Mbegera, P. Mbogo, C.N. Mburu, K. Mutunga, F.S.

Muya and D.B. Thomas. Soil and Water Conservation Branch, MoA, Nairobi, Kenya, 296

pp. .

J Reviewing and Editing of scientific publications

1. Associate Editor, 2019. Journal of Soil and Water Conservation

2. Zeinabu Khalif, Charles KK Gachene, Patrick Gicheru, David Mburu and

Christopher Gakahu. 2015 (eds). Sustainable Land Management in Dry Lands of Kenya:

improving land productivity through participatory research and technology transfer.

SLM/Gef/UNDP. ISBN 978 9966 1805 5 1, 265 p.

3. JG Mureithi, CKK Gachene, JW Wamuongo and Marjatta Eilitta. 2006 (eds)

Enhancing agricultural productivity in East Africa: Development and up-scaling of green

manure legume technologies in Kenya. KARI / LRNP, ISBN 9966 – 879 – 71 – 4, 361 p

32

4. Member of the Editorial Board of the international journal of ‘Tropical and

Subtropical Agroecosystems’, Yucatan, Mexico (2005 to date).

5. Gachene, C.K.K. and Kimaru, G. 2004 (eds.) Soil fertility and land productivity. A

guide for extension workers in the eastern Africa region. RELMA Technical Handbook Series

30. Nairobi, Kenya RELMA/Sida, ISBN 9966-896-66-X, 146 + xiv pp.

6. Mureithi, J.G., Macharia, P.N., Mburu, M. Mwanje, Mugendi, D.N. and Gachene,

C.K.K., 2003 (Eds). Sustainable use of land resources to alleviate poverty in the new

millennium. Proceedings for the 19th

AGM of the SSSEA. ISBN No. 9966-879-51-X, 590p

7. Mureithi ,J.G., Gachene, C.K.K., Muyekho, F.N., Onyango, M., Mose L. and

Magenya, O. 2002 (Eds). Participatory technology development for soil management by

smallholders in Kenya, ISBN No. 9966-879-42-0, KARI/LRNP/SMP, Nairobi, 551p.

8. Gachene C.K.K. (eds) 2002. Soil fertility initiative for Kenya. Proceedings of the 1st

stakeholders workshop on soil fertility initiative for Kenya.

9. LRNP biannual Newsletter (2001 to 2005).

10. Gichuki, F.N., Gachene, C.K.K. and Mungai, D (eds). 2000 Land and Water

Management in Kenya: Towards Sustainable Landuse. Proceedings for the 4th

National

Workshop on Land and Water Management, Wida Motel, Kenya. 369p ISBN No. 9966-9690-

0-4.

11. E. Afr. Agric. For J. special issue Vol. 65 Nos. 1 and 2, 1999. Improving and

sustaining the national soil and water resource base to meet the challenges of poverty

alleviation and food security, 175p.

K Mentorship

The following former students were under my supervision and mentorship

1. Dr Pauline Gitonga, Part Time Lecturer, Kenyatta University

2. Dr Alice Ruto, Part Time Lecturer Kenyatta University

3. Dr Eunice Omondi, Senior Lecturer, Chuka University

4. Dr Mary W. Baaru, Lecturer, Kenyatta University

5. Dr Vincent Kathumo, Lecturer, University of Nairobi

6. Dr George Karuku, Senior Lecturer, University of Nairobi

7. Dr Stephen Mureithi, Lecturer, University of Nairobi

8. Dr Judith Syombua, Lecturer, University of Nairobi

9. Dr A Karuma, Lecturer, University of Nairobi

10. Charity Konana, Lecturer, Maasai Mara University

33

11. Esther Muindi, Lecturer, Pwani University

12. Prof Isaiah I. Wakindiki, Egerton University

13. Prof Fuchaka Waswa, Kenyatta University

L Other important duties undertaken

1. Chairman, Curriculum Development, Faculty of Agriculture

2. Chairman, Working Group to Develop a Master Plan of Creating One Soil

Information Platform, MoAL&F, 2018

3. Currently a member of the Faculty Post Graduate Committee, Faculty of Agriculture

4. Committee member and lead soil scientist appointed to write a draft on National

Agricultural Soil Management Policy, MoAL&F / GTZ, 2016

5. Royal Satima Mineral Water Management Steering Committee member, 2007 to date

6. Faculty Committee member on RUFORUM

7. Associate, Institute of Climate Change and Adaptation

8. Co-opted member of the committee on the alignment of the University of Nairobi

policies to the Constitution of Kenya 2010, June 2015

9. Management Committee member, Centre for Dryland Research, USDA / Colorado

State University / University of Nairobi, 201.

10. Advisory Committee Member, Kenya Agricultural Productivity and Agribusiness

Project (KAPAP), August 2011 to date. Duties include review of proposals

11. Member of the Steering Committee, UoN / MEA Ltd Partnership (Africa Knowledge

Transfer Partnership), 2008

12. Member of the Ministry of Agriculture Public – Private sector sub committee, 2006 –

2007.

13. Member of the Task Force to chart way forward for IDRDU, UoN Task Force.

14. Task Force member of the Soil Fertility Initiative for Kenya, MoA/RELMA.

15. Board of Directors, Environmental Action Team (an NGO based in Western Kenya),

1998 to 2002.

16. Member of the Regional Advisory Committee, Regional Land Management Unit

(RELMA/Sida).

17. Chairman, Farm Practice Committee and member of Board of Postgraduate

Committee, Faculty of Agriculture, University of Nairobi, 1997 to 2001

18. Member of the NARL-Kenya Soil Survey-Centre Advisory Committee October 1996

to 2001

34

19. Member of the Task force appointed by the Soil and Water Conservation Branch/

SIDA to write a manual on ‘Soil Conservation in Kenya’ for use by extension officers.

Manual already in use, 1996

20. Member of the Evaluation Mission of the SIDA supported National Soil and Water

Conservation Programme in Kenya, February 1996.

21. Member of RELMA’s (Regional Land Management/Sida) Task force appointed to

write a manual on ‘Soil Fertility and Land Productivity Handbook: notes for extension

Workers in Eastern and Central African Region’.

22. Chairman, Technical Committee on fertilizers, Kenya Bureau of Standards, Kenya.

23. Secretary General of the Soil Science Society of East Africa, 1995 to 1996.

24. Counterpart Soil Scientist of FURP team during site selection and characterization of

FURP fertilizer trial sites covering different agro ecological zones in 32 districts in

Kenya, 1985-1987.

25. Member of the Task Force appointed to formulate and prepare the National Soil and

Water Management Research Programme, KARI, Muguga, 1986.

26. Member of the Kenya Cooperators of the International Board for Soils Research and

Management of vertisols network, 1986-1990.

27. Steering committee member of the Fertilizer Use Recommendation Project (FURP),

National Agricultural Laboratories (NARL), Nairobi, 1985.

M Membership to professional bodies

1. Member of the Soil Science Society of East Africa – once served as the Secretary

General of the Society

2. Member of African Soil Science Society

N Conferences, Seminars and Workshops attended

I have attended several national, regional and international conferences (in Kenya,

Uganda, Tanzania, Sudan, Rwanda, Ethiopia, Egypt, Ghana, Senegal, Malawi,

Zimbabwe, Zambia, Cameroon, South Africa, Mozambique, Netherlands, India,

Thailand, Sweden, USA, UK, Belgium, Honduras, Germany, Australia and Argentina)

and have also been involved in the organisation of some of them.

35

O Consultancy

1. 2016: Task force member for drafting the National Agricultural Soil Management

Policy for Kenya

2. 2015: Setting up of Soil Testing Laboratory, Savannah Commodities Company

Kampala, Uganda

3. 2015: Biodiversity and Ecosystems Services and Soil Fertility Enhancing Measures,

FAO

4. 2013: Development of manuals for farmers, county officials and policy makers on

Climate change and agriculture, FAO/MoAL&F

5. 2012: Natural Resource and Climate Change Adaptation Strategic Framework. Farm

Concern International

6. 2010. Rwanda Irrigation Master Plan. Contributor in pedological studies. ISBN 978

92 9059 278 5; 240P + xii p.

7. 2004/5:Evaluation of EcoRegion Fund supported EROAHI and PROSAM projects

(KARI/ILRI/Wageningen University) covering western and eastern Kenya

8. 2008: Evaluation of HELP International agroforestry project in Western and parts of

Kenya

9. 1999: Synthesis reports on green manure cover crops for soil fertility improvement:

Case studies in Tanzania and Uganda (Rockefeller Foundation).

10. 1998: Maintenance and improvement of soil productivity in the highlands of

Ethiopia, Kenya, Madagascar and Uganda : an inventory of spatial and non-spatial survey

and research data on natural resources and land productivity in the African Highlands (AHI/

ICRAF).

11. 1996: Inventory and rehabilitation of soil conservation measures in the Nyayo Tea

Zones Dev. Corporation (Land Use/ KAMFOR Co.). Task also included the production of a

Soil Conservation Manual for NTZ field staff.

12. 1996: Evaluation of SIDA supported National Soil and Water Conservation

Programme in Kenya (Odi/MoA).

13. 1995: Preparing proposals for strengthening non - point pollution assessment

capabilities and for research . Task 16. (Land Use Consultants)

14. 1991 - 1992: Assessment of the drainage and irrigation suitability of the soils of

several proposed drainage and irrigation projects in Western Kenya. (SSI&DP/MoA).

15. 1985: An assessment of soil erosion hazard of Lake Victoria basin.

(ICRAF/UNDP/Ecosystems Ltd).

36

P Grants awards

1. NRF. Won a grant of Ksh 10m (Bridging dry spells for high value vegetable cropping

through supplemental drip iirgation – the case of the agro-pastoral communities of Chumvi

village in Laikipia county. Awaiting funds to be released

2. Capacity building for postgraduate research in sustainable land management.

MoAL&F/SLM/UNDP (Kshs 10 million) for the period 2014 – 2015 (Principal Investigator)

3. Improved Soil Fertility Management for Sustainable intensification in potato based

systems in Ethiopia and Kenya. CIP EU 1.2 million (2014 – 2016). Collaborator. Supported

MSc and PhD students including installation of long term run off plots at Kabete Field

Station

4. Enhancing community livelihoods through soil and water conservation technologies

and climate resilient cropping systems. Approved for funding by NEMA (USD 200,000) (Co

investigator) (2014 – 2019)

5. Participatory GIS for sustainable management of natural resources and food security

in Africa: case studies: Benin, Kenya, Malawi, Rwanda, Senegal and Tunisia (2010 – 2013).

Co investigator. (CAD 148,955) (Co investigator)

6. Capacity building in sustainable soil resource management. AGRA funded regional

MSc training in the Department of LARMAT (2011-2013). Negotiated for the funding of

programme and member of the preparation and coordination team ($327,000)

7. Capacity building in dryland resource management. RUFORUM funded regional PhD

training for 16 students in the Department of LARMAT. (2009 – 2011). Participated in the

negotiation of the programme and spearheaded the development of its curriculum ($798,098)

8. Commission of Higher Education grant, PI, Kshs 2.89m (2008 to 2010)

9. National Council of Science and Technology exit strategy grant, PI, Kshs 986,000.00

10. National Council of Science and Technology grant, PI, Kshs 3m, 2009 to 2010

11. Fellowship award by RELMA to carry out soil fertility studies in Kirinyaga district,

1999 to 2003.

12. Legume Research Network Project, 1997 – 2006. RF/KARI RF Grants to carry out

research in Kabete and Machakos LRNP sites

Q Awards and recognition

1. Certificate of recognition, December 2018 under the category of Staff with

outstanding performance for 2016/2017 Appraisal, University of Nairobi

37

2. Vice Chancellor’s recognition in his speech during the University of Nairobi’s

graduation ceremony held on 2nd

December 2011 for having supervised the highest number of

PhD students in the 2010/11 academic year.

3. Awarded 1st Prize under the sub theme ‘Agriculture and food security’ during the 4

th

National Council for Science and Technology conference on Dissemination of Research

Results and Exhibition of Innovations held on May 3 – 6, 2011 at KICC. Paper was on

“Effects of vegetative macro contour lines on soil moisture conservation and crop

performance in Kathekakai settlement scheme in Machakos District” by CKK Gachene and

M Baaru.

4. Overall 2nd

best paper under the theme ‘ Outreach and Partnerships: Technology

Transfer’ during the 12th

KARI Biennial Scientific Conference, 8 – 12 Nov 2010 (Adoption

and opportunities for improving soil and water conservation measures in Kathekakai

Settlement Scheme, Machakos District, Gathaara VN, Gachene CKK, Ngugi JN, Thuranira

EG and Maaru MW)

5. Soil Science Society of East Africa certificate of appreciation (for contribution in

outstanding services to the Society as the Secretary General of the Society).

6. Certificate of excellence for the best educational material (Soil Fertility Management

Handbook for Extension Staff and Farmers in Kenya. Kenya Agricultural Research Institute,

Nairobi, Kenya, 45 pp.) ASA/SSSA/CSSA during the ASA AGM held on 2001, Carolina,

USA

R Private / Public Partnership Project between University of Nairobi and MEA Ltd

One of the most successful PPP project on production and commercialization of BIOFIX

under British Council sponsored African Knowledge Transfer Partnership (AKTP) between

MEA Ltd and UoN. Played the role of Knowledge Base Partner. The product is now reaching

thousands of small scale farmers in Kenya and within the East and Central African region.

S Social responsibilities

1. Chairman, Board of Management, Uthiru Girls High School

2. Parish Church Council member, ACK St Marks Kidfarmaco Church

3. Member, Board of Governors, Bishop Kariuki Integrated Community Training Centre,

2009 to date.

4. Member, Board of Governors in charge of academic programmes, Uthiru Youth

Polytechnic

38

5. Member of Synod, Education and Training, ACK Diocese of Mt Kenya South

6. Member, Development Committee, ACK St Marks Church, Kidfarmaco

7. Coordinator, Boy Child programme ACK St Marks Church, Kidfarmaco

T Referees

Prof Nancy Karanja

Professor

Department of Land Resource Management and Agricultural Technology

University of Nairobi

CAVS

P.O. Box 29053 – 00625

Nairobi

Prof R Michieka

Professor

Department of Plant Science & Crop Protection

University of Nairobi

P.O. Box 29053 – 00625

Nairobi

Prof C.K. K. Gachene, Dept of LARMAT, UoN