@INBOOK {ONYEKA:2001, title = {Reactions of elite cassava genotypes to root rot disease and the role of different microorganisms}, author = {Onyeka, T. and Dixon, A. and Ikotun, T. * and Wydra, K. }, year = {2001}, type = {Root crops in the 21st century: proceedings of the 7th Triennial Symposium of the International Society for Tropical Root Crops (ISTRC) - Africa Branch. Oct 1998}, pages = {648--652}, publisher = {Government of Benin}, note = {RTB; Root and Tuber; Cassava}, }