Efficacy of Achyranthes aspera (L.) as a Molluscicidal Bait Formulation against Fresh Water Snail Biomphalaria pfeifferi

Table 2

Mortality data showing the total number of exposed and dead B. pfeifferi snails in each concentration of A. aspera leaf hydroethanolic extract during immersion and bait tests.

Immersion test			Bait test
concentration (ppm)	exposed	dead	concentration (ppm)	exposed	dead
0.00	30	0	0.00	40	2
3.13	30	0	1.57	40	7
6.25	30	2	3.13	40	23
12.50	30	7	6.25	40	32
25.00	30	15	12.50	40	37
50.00	30	29	25.00	40	38
100.00	30	30	50.00	40	40