@ARTICLE {TWUMASI:1990,
title = {Occurrence of some cowpea diseases and the evaluation of resistance of selected cowpea lines to brown blotch disease in the forest ecology of Ghana},
author = {Twumasi, J. K. and Hossain, M. A. and Fenteng, P. K. },
journal = {Tropical Grain Legume Bulletin},
year = {1990},
volume = {36},
pages = {7--9},
}