1 Department of Botany, Jomo Kenyatta University of Agriculture and Technology, P.O. Box 62000, Nairobi, Kenya. 2 Department of Chemistry, Egerton University, P.O. Box 536, Njoro, Nakuru, Rift Valley, Kenya. 3 Department of Biochemistry, Egerton University, P.O. Box 536, Njoro, Nakuru, Rift Valley, Kenya. 4 Kenya Agricultural Research Institute, P.O. Njoro, Nakuru, Kenya. 5 Department of Botany...
