@ARTICLE {ONYEKA:2005a, title = {Identification of levels of resistance to cassava root rot disease (Botryodiplodia theobromae) in African landraces and improved germplasm using In vitro inoculation method}, author = {Onyeka, T. and Dixon, A. and Ekpo, E. *}, journal = {Euphytica}, year = {2005}, volume = {145}, number = {3}, pages = {281--288}, issn = {0014-2336}, note = {RTB; Root and Tuber; Cassava}, }