@PROCEEDINGS {ROSSEL:1989, title = {The etiology of cassava mosaic disease in Nigeria}, author = {Rossel, H. W. and Thottappilly, G. and Van Lent, J. M. W. and Huttinga, H. }, booktitle = {Proceedings of an international conference on African cassava mosaic disease and its control, 4-8 May 1987}, year = {1989}, pages = {43--56}, publisher = {ORSTOM}, address = {Cote d'Ivoire}, note = {RTB; Root and Tuber; Cassava.; pp 43-56}, }