“FARMERS’ PERCEPTION OF SOIL DEGRADATION IN SEMI-ARID AREAS OF KATSINA STATE, NORTHERN NIGERIA”. FUDMA JOURNAL OF SCIENCES 2, no. 4 (March 15, 2023): 136–147. Accessed September 12, 2025. http://www.fjsadmin.fudutsinma.edu.ng/index.php/fjs/article/view/1328.