@INPROCEEDINGS {KUMAR:2007e, title = {Challenges in management of plant virus diseases in sub-Saharan Africa}, author = {Kumar, P. L. }, booktitle = {34th Annual Conference of the Nigerian Society of Plant Protection, theme: Plant Protection Challenges in the 21st Century. 17-21 September 2007, Nasarwa State University, Keffi, Nigeria}, year = {2007}, month = {September}, pages = {12}, note = {In Abstracts and Program of the 34th Annual Conference of the Nigerian Society of Plant Protection, theme: Plant Protection Challenges in the 21st Century. 17-21 September 2007, Nasarwa State University, Keffi, Nigeria. page 12}, }