ABDULKADIR, M.; NUHU, Abdullahi. FARMERS’ PERCEPTION OF FADAMA SOIL FERTILITY ALONG CHALLAWA RIVER, KANO STATE, NIGERIA. FUDMA Journal of Sciences, [S. l.], v. 4, n. 1, p. 756–763, 2020. Disponível em: https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/114. Acesso em: 7 sep. 2026.