Affiliation: | 1.Commission for Biotechnology and Genetic Engineering, National Center for Research, P.O. Box 2404, Khartoum 11111, Sudan;2.Arid Land Research Center, Tottori University, 1390 Hamasaka, Tottori 680-0001, Japan;3.Behavioural and Chemical Ecology Unit, International Centre of Insect Physiology and Ecology, P.O. Box 30772, Nairobi 00100, Kenya;4.Agricultural Research Corporation, P.O. Box 30, Khartoum North 11111, Sudan |