On the Biology and Morphology of the Adult stages of the Peach cockchafer Pacnoda fasciata F (Coleoptera : Scarabaeidae). Adult food and soil mixture as factors affecting Egg- Laying in Pacnoda fasciata F (Coleoptera : Scarabaeidae). (Effect of different natural compounds on the grape mealy bug, Planococcus ficus and its natural enemies on grape in Egypt). (Apictorial key. Of the parasitoid species of genus Aphytis (Howard) (Hymenoptera :Aphelinidae) From Egypt ). Ecosystem of Arabian Peninsula. Biochemical effects of three commercial formulations of Bacillus thuringiensis (Agerin, Dipel 2X and Dipel DF) on Spodoptera littoralis larvae. Insects Attack Citrus Trees in Al- Qalyubiyah Governorate, Egypt Pyridalyl Effectiveness on Some Biological and Physiological Parameters of Cotton Leafworm Spodoptera littoralis (Boisd.) (Lepidoptera: Noctuidae) Seasonal Abundance of Certain Aphytis Species (Hymenoptera :Aphelinidddsae) from Egypt. Egypt Journal of Agriculture A pictorial Key of the parasitoid species of Genus Aphyitis(Howard)(Hymenoptera Aphelinidae)from Egypt.