OKORO, Franklin Chimaobi. The Effects of Rainfall Variability on Cassava, Yam, and Maize Yields in Imo State, Nigeria, 1987-2016: A Correlational Analysis. African Journal of Agricultural Science and Food Research, Nigeria, v. 22, n. 1, p. 79–104, 2026. DOI: 10.62154/ajasfr.2026.022.01015. Disponível em: https://afropolitanjournals.com/index.php/ajasfr/article/view/1290.. Acesso em: 27 oct. 2026.