The Insecticidal Activity of Neem and Palm Kernel Oils on Bean Weevil (Callosobruchus maculatus F.) (Coleoptera: Chrysomelidae: Bruchinae) Infestations of Stored Cowpea (Vigna unguiculata L. Walp)

Table 1

Effect of treatments on adult bruchid mortality count (%).

Treatments	N0P0	1N1 : 1P1	1N1 : 2P1	1N1 : 3P1	1N2 : 1P2	1N2 : 2P2	1N2 : 3P2	N1	N2	P1	P2	Pt	Mean	F-LSD (0.05)
1 DAI	2.83	6.86	7.56	6.08	4.86	6.33	7.31	6.05	7.11	5.75	7.33	9.15	6.435	1.390
2 DAI	4.43	7.30	8.78	6.33	6.33	7.08	7.97	6.55	7.78	6.33	7.56	9.33	7.148	1.206
7 DAI	4.86	8.59	9.15	8.78	7.95	8.78	8.78	8.57	9.13	8.59	8.57	9.85	8.466	0.916

DAI = days after infestation. Data represent square root transformed values.