Crop Productionand related aspects to address

Dr.D.Jawahar,Professor and Head,

Agricultural Research Station,Kovilpatti-628501

Soils are different

• Soils at a distance of one foot are different

• Black soil, Red soil, Laterite soil

• Variations in clay, silt and sand

• WHC, CEC, pH,EC

Seed availability

• Seeds with genetic purity and physical purity

• Germination• Availability at right time• Availability at right quantity• Seed production• Class of seed• Seed storage

Soil fertility

• 12.5 t/ha

• OC

• N,P,K,Ca,Mg, S, Fe,Zn,Mn,Cu

Soil conservation

• Erosion– Wind

• Conduction• Convection• Surface creep

– Water• Rill• Sheet• Gully

Weeds

• Perennial weeds

• Annual weeds

• Weed control– Manual

• Labour availability

– Chemical• Pre emergence• Post emergence

Labour availability

• Preparatory cultivation

• Sowing

• Weeding

• Plant Protection

• Harvest – Labour saving implements

Post harvest processing

• Seed storage

• Preserving seed

Profit maximisation

• Mixed cropping

• Intercropping

• Organic cultivation

• Moth bean

Moth bean/Dew gram

• TMV(Mb1)• Vigna aconitifolia• Bushy, runner type• Soil friendly• Cumbu mixture crop-24.8% protein- next to soy bean• Pod setting in Rabi• 930 kg/ha -65-70 days- uniform maturity• 6 kg/Ac – 30 X10 cm• Rs.60/kg sale price• Multipurpose –F3