OMOKO, M.; HAMMOND, L. Biological and water-use efficiencies of sorghum-groundnut intercrop. Cameroon Journal of Experimental Biology, [S. l.], v. 6, n. 1, 2010. DOI: 10.4314/cajeb.v6i1.56874. Disponível em: https://www.ajol.info/index.php/cajeb/article/view/56874. Acesso em: 30 aug. 2026.