Table 1
Static bioassay test for determination of LC50, LC1 and experimental lethal concentration
(ELC) of plant toxins on Cirrhinus mrigala. DRD — Derris root dust, TLD — Tobacco leaf
dust, ALD — Azadirachta leaf dust, ELC — experimental lethal concentration obtained
from the probit which represents a concentration tolerable to fish but could be used as
lethal to the parasite