Comparative bioassay of silver nanoparticles and malathion on infestation of red flour beetle, Tribolium castaneum

The Journal of Basic and Applied Zoology

Table 3 Probit analysis for the data on adult mortality of Tribolium castaneum treated with silver nanoparticles, malathion and its combination at 95% confidence limit

Days	Mean %mortality			LC₅₀	LC₉₀	Chi-square value	P value	SE
	Concentration
	12.5	25	50
AgNP (mg)
First day	10	15	25	92.25	173.36	0.04	0.82	0.19
Third day	15	30	45	53.94	114.11	1.48	0.12	0.17
Fifth day	25	45	60	36.84	92.41	2.22	0.13	0.16
Seventh day	30	60	70	25.56	75.80	7.11	0.00	0.15
Ninth day	45	65	75	13.72	77.01	2.31	0.12	0.15
Malathion (μl)
First day	15	25	40	61.78	125.85	0.33	0.56	0.17
Third day	25	40	55	42.24	105.57	0.91	0.03	0.16
Fifth day	45	50	65	22.94	115.34	0.08	0.77	0.15
Seventh day	50	60	75	11.83	83.60	0.03	0.05	0.15
Ninth day	65	75	95	4.287	50.90	0.18	0.14	0.15
Combination of AgNP and malathion (μl)
First day	15	30	25	140	334.33	5.42	0.21	0.03
Third day	40	45	65	29.07	102.26	0.29	0.45	0.16
Fifth day	55	65	80	5.44	72.84	0.17	0.22	0.15
Seventh day	60	80	85	6.500	57.77	0.69	0.05	0.15
Ninth day	70	90	100	4.714	24.32	0.23	0.12	0.27