@ARTICLE {ASIEDU:2010, title = {Crops that feed the world 1. Yams: yams for income and food security}, author = {Asiedu, R. and Sartie, A. M. }, journal = {Food Security}, year = {2010}, month = {November}, volume = {2}, number = {4}, pages = {305--315}, issn = {1876-4517}, note = {RTB; Yam.; Published online October 2010}, doi = {10.1007/s12571-010-0085-0}, }