@ARTICLE {OTOO:2005, title = {Yam production in the derived coastal savanna zone of Ghana - Past, Present and Future Prospects}, author = {Otoo, E. * and Asiedu, R. and Ennin, S. * and Ekpe, E. *}, journal = {Agricultural and Food Science Journal of Ghana}, year = {2005}, volume = {4}, pages = {301--315}, note = {RTB; Root and Tuber; Yam}, }