Agbogidi, O. M
Department of Botany, Faculty of Science, Delta State University, Abraka

Nwabueze, Ndam
Department of Fisheries, Faculty of Agriculture, Delta State University, Abraka

Edema, N. E
Department of Botany, Faculty of Science, Delta State University, Abraka

Erhenhi, A.H
Department of Botany, Faculty of Science, Delta State University, Abraka

Obi-Iyeke, E.G
Department of Botany, Faculty of Science, Delta State University, Abraka