@INPROCEEDINGS {ASSIGBETSE:1999, title = {Genetic variation of the cassava bacterial blight pathogen, Xanthomonas campestris pv. manihotis, originating from different ecoregions in Africa}, author = {Assigbetse, K. and Verdier, V. and Wydra, K. and Rudolph, K. and Geiger, J. P. }, editor = {Mahadevan, A. }, booktitle = {Plant pathogenic bacteria: proceedings of the IXth international conference, Madras, India}, year = {1999}, pages = {223--229}, address = {Madras, India}, note = {RTB; Root and Tuber; Cassava}, }