Soil type/Conc (ml/kg)

Day 1

Day 2

Day 5

Day 7

Day 14

DS (100%)*

4(75)

4(100)

3(100)

0(0)

0(0)

DS (50%)*

6(33.33)

5(66.66)

4(75)

3(100)

1(100)

DS (10%)*

0(0)

1(16.67)

2(66.66)

3(60)

4(80)

NCS

0(0)

0(0)

0(0)

0(0)

0(0)

CS

0(0)

0(0)

0(0)

0 (0)

0 (0)
*=significantly different at P<0.05
Table 4: Mean number of swollen clitella in surviving earthworms (Percentage in Parenthesis) exposed to diesel contaminated soil.