@INBOOK {OKIKE:2002,
title = {An evaluation of potential adoption and diffusion of improved cowpea in the dry savannas of Nigeria: a combination of participatory and structured approaches},
author = {Okike, I. and Kristjanson, P. and Tarawali, S. and Singh, B. and Kruska, R. and Manyong, V. },
year = {2002},
type = {Challenges and opportunities for enhancing sustainable cowpea production:},
pages = {387--406},
note = {Proceedings of the World Cowpea Conference III held at the International Institute of Tropical Agriculture (IITA), Ibadan, Nigeria, 4-8 September 2000},
}