Institution: | 1.International Centre of Insect Physiology and Ecology, P.O. Box 30772-00100, Nairobi, Kenya ;2.National Horticultural Research Institute, NIHORT, P.M.B. 5432, Ibadan, Nigeria ;3.Department of Zoology, Ambrose Alli University, P.M.B 14, Ekpoma, Nigeria ;4.Department of Zoology and Entomology, Centre for Biological Control, Rhodes University, P.O. Box 94, Grahamstown, 6140, South Africa ; |