@INPROCEEDINGS {OTOO:2007, title = {Yam production in the derived Coastal Savannah zone of Ghana - past, present and future prospects}, author = {Otoo, E. * and Asiedu, R. and Ennin, S. * and Ekpe, E. *}, booktitle = {Proceedings of 9th ISTRC-AB symposium}, year = {2007}, pages = {275--284}, location = {Mombasa, Kenya}, note = {RTB; Root and Tuber; Yam.; 1 - 5 November 2004}, }