BIOLOGY, ECOLOGY Impact of temperature on some biological aspects of the diamond back moth, Plutella xylostella (L.) under laboratory conditions J.A. Ibrahim, A.N. Bashir and L.A. Aslan (Syria) Pages 1-7 Effect of temperature on some biological parameters of the cigarette beetle, Lasioderma serricorne (F) in the laboratory A. Basheer, H. Bilal and A. Saleh (Syria) Pages 8-15 Detection of some

