@INPROCEEDINGS {WYDRA:1999a, title = {Variability of strains of Xanthomonas campestris pv. manihotis, incitant of cassava bacterial blight, from different geographic origins in pathological, physiological, biochemical and serological characteristics}, author = {Wydra, K. and Fessehaie, A. and Fanou, A. * and Sikirou, R. and Janse, J. and Rudolph, K. }, editor = {Mahadevan, A. }, booktitle = {Plant pathogenic bacteria: proceedings of the IXth international conference, Madras, India}, year = {1999}, pages = {317--323}, address = {Madras, India}, note = {RTB; Root and Tuber; Cassava}, }