Al-Stricken Soil Leaching Test

PGR-Stricken Soil Recovery Test

LCH 1

Plastic tube 30cmX2.5cm

A-0

A-1

A-2

Cotton

Plastic wrap

Tape

LCH 2

A-3 A-4

Fine Soil Filling

H2O wetting

Cotton topping

Front

water wetting.stop when the Front reach the bottom of the tube

Soil

Plastic wrap

Tape

LCH 3

A-5 A-6

Application of Soil Amending agent:Biological or non biological (apply at 2g,4g,6g,8g,or 10g dosage per tube)

Elute with H2O evenly until the water front reach the bottom of the tube.then seal the top end

LCH 4

A-7

Lay flat of the tube, sow radish seed, then evaluate of seedling height after growing for 5 days ( 5X24 hrs ) with illumination

LCH 5

A-8 Photo-taken with clean background or mustard green velvet as background

TopBottom

LCH 6

A.9

Hei

gh

tP

lan

t

10 9 8 7 6 5 4 3 2 1

Bottom Top

Dry

W

eig

ht

PH

LCH 7

Statistical analysis of the data

A-10

Figure

Table

LCH 8

B-0 preparation as A0-A6

30 cm

diameter

length 120 cm

Bottom

Top

100 cm 60 cm 20 cm

LCH 9

B-1 planting of evenly. Healthy grown seedlings

diameter

length 120 cm

Bottom

Top

100 cm 60 cm 20 cm

30 cm

LCH 10

Terminate after 180 DB-2

Growth data recorded photograph takenstatistical analysis conducted & data plotted

diameter

length 120 cm

Bottom

Top

100 cm 60 cm 20 cm

30 cm

LCH 11

B-3

Bottom Top

Pla

nt

hei

gh

t

distance from top (cm)

90 60 30

LCH 12

C-0 soil preparation as A0-A6

25 cm

length 120 cm

LCH 13

40 cm 40 cm 40 cmPiston

soil column

soil column been (push out of the column by piston) of 40cm fraction are collected in 3 pots

C-1

LCH 14

C-2

Bottom80-120cm fraction

Top 40cm fraction

middle 40-80cm fraction

LCH 15

C-3

fraction 80-120cm

fraction40cm

fraction40-80cm

(a) planting of pineapple seedling(b) growth analysis at 180 days after planting(c) statistical analysis conducted and Figures/table plotted

LCH 16

Targets

1. Qualitative assessment of soil

amendment effect

2. Interaction of soil and amending agents.

Leaching in soil or withhold by soil.

3. How far (deep) can the amending agent

leached.

4. Dosage effect and its conversion for field

soil amendment.

LCH 17

Top ： ControlBottom ： PGR-Stricken Soil

LCH 18

A.Control

B.10 ppm leached

C. 100ppm leached

D. PGR-Stricken SoilLCH 19