Treatment

Replicate

Larvae number

Alive No. after 24 hr

Mortality % after 24 hr

4 PPM

4

100

96

4%

40 PPM

4

100

93.5

6.5%

400 PPM

4

100

81.5

18.5%

4000 PPM

4

100

0

100%

Control

4

100

98.5

1.5%