Essential oil of Ocimum grattissimum (Labiatae) as Sitophilus zeamais (Coleoptera: Curculionidae) protectant
E. F. Asawalam1,2*, S. O. Emosairue2 and A. Hassanali1
1Behavioural and Chemical Ecology Department, International Centre of Insect Physiology and Ecology P. O. Box 30772-00100 Nairobi, Kenya.
2Department of Plant Health Management, Michael Okpara University of Agriculture, Umudike P. M. B. 7267 Umuahia, Abia state Nigeria.
Email: [email protected], [email protected]