@TECHREPORT {NTAWURUHUNGA:2007a, title = {New spread of cassava brown streak virus disease and its implications for the movement of cassava germplasm in the East and Central African region}, author = {Ntawuruhunga, P. and Legg, J. }, year = {2007}, note = {RTB; Root and Tuber; Cassava.; 8p C3P Crop Crisis Control Project}, }