Neemazal Effects on the Consumption and Utilization of Food in Some Early Larval Instars of the Cotton Leafworm, Spodoptera littoralis Boisd. (Noctuidae:Lepidoptera)

H. A. Mohamed, K. S. Ghoneim and A. S. Bream

Pakistan Journal of Biological Sciences 6 ( 13 ): 1118 - 1124 , 2003