Land snail diversity in a patch of cocoa plantation in Usen, Edo State, Nigeria CO Oke O O Ugiagbe DOI: 10.4314/gjpas.v13i4.16740 Abstract No Abstract.GJPAS Vol. 13 (4) 2007: pp. 481-485 PDF Published 2008-01-14 Issue Vol. 13 No. 4 (2007) Section Articles © 2018. This work is licensed under the creative commons Attribution 4.0 International license.