@ARTICLE {CARSKY:2010, title = {Review of soil fertility management for yam-based systems in West Africa}, author = {Carsky, R. and Asiedu, R. and Cornet, D. }, journal = {African Journal of Root and Tuber Crops}, year = {2010}, volume = {8}, number = {2}, pages = {1--17}, issn = {1118-2075}, note = {RTB; Root and Tuber; Yam}, }