F, N. .; S, A.-B. Resource Use Efficiency for Cowpea Production in Akatsi District of Ghana . Asian Journal of Agriculture and Rural Development, [S. l.], v. 2, n. 1, p. 55–61, 2012. Disponível em: https://archive.aessweb.com/index.php/5005/article/view/500. Acesso em: 3 jul. 2024.