Concentrations of A . vernalis	%Mortality (Mean ± Standard Deviation)			Average mortality (%)
Concentrations of A . vernalis	24 h	48 h	27 h	Average mortality (%)
10	61.6^d ± 1.20	66.2^d ± 0.68	68.5^d ± 0.26	65.4^d
15	78.9^c ± 0.61	81.0^c ± 0.57	83.9^c ± 0.36	81.3^c
20	86.5^b ± 0.35	87.5^b ± 0.40	88.1^b ± 0.42	87.4^b
25	94.4^a ± 0.38	96.6^a ± 0.21	97.7^a ± 0.23	96.2^a
Control	0.0^e ± 0.0	0.0^e ± 0.0	0.0^e ± 0.0	0.0^e
LSD	1.1734	0.8095	0.8442	1.2321
Probability	0.0001	0.0001	0.0001	0.0001