@INBOOK {NG:1990b,
title = {Recents developments in cowpea germplasm collection, conservation, evaluation and research at the Genetic Resources Unit},
author = {Ng, N. Q. },
year = {1990},
type = {Cowpea genetic resources, edited by N.Q. Ng and L.M. Monti},
pages = {13--28},
publisher = {International Institute of Tropical Agriculture (IITA)},
address = {Ibadan, Nigeria},
}