@INPROCEEDINGS {WILLIAMS:1975, title = {A whitefly transmitted mosaic of lima bean in Nigeria: paper presented at the Fifth Annual Conference of the Nigerian Society for Plant Protection, Samaru, Nigeria, March 3-5, 1975}, author = {Williams, R. J. }, booktitle = {NSPP abstracts: 1972-1975}, series = {NSPP: occasional publication, No. 1}, year = {1975}, month = {March}, number = {1}, pages = {28}, publisher = {Nigerian Society for Plant Protection (NSPP)}, }