1989-90      Postdoctoral research in Plant Biotechnology, University of Florida, Gainesville, USA

1985-89      Ph. D. 1989 (Forest Genetics and Tree Improvement), University of Florida, Gainesville, Florida, USA

1982-84      M.Sc. (1984) (Forest Tree Physiology), Oregon State University, Corvallis, Oregon, USA

1975-80      B.Sc. (1980) Class I (Honours) in Forestry, University of Khartoum (U of K).