@ARTICLE {LEMA:2004, title = {Management of African root and tuber scale using improved cassava genotypes and mineral fertilizers}, author = {Lema, K. and Tata-Hangy, K. * and Bidiaka, M. }, journal = {African Crop Science Journal}, year = {2004}, volume = {12}, number = {3}, pages = {217--221}, issn = {1021-9730}, note = {RTB; Root and Tuber; Cassava}, }