@ARTICLE {VERNIER:2005, title = {Utilization of biological insecticides for the protection of stored yam chips}, author = {Vernier, P. and Goergen, G. and Dossou, R. * and Letourmy, P. }, journal = {Outlook on Agriculture}, year = {2005}, volume = {34}, number = {3}, pages = {173--179}, issn = {0030-7270}, note = {RTB; Root and Tuber; Yam}, }