ADAMU AHMED; MANSUR ABDUL MOHAMME. Farmers’ perception on soil fertility and management under small holder farming system in Kiyawa, Jigawa State, Nigeria. JOURNAL OF BASICS AND APPLIED SCIENCES RESEARCH, [S. l.], v. 4, n. 3, p. 297–304, 2026. DOI: 10.4314/jobasr.v4i3.29. Disponível em: https://jobasrfudutsinma.com/index.php/ojs-files/article/view/446. Acesso em: 11 aug. 2026.