Adamu, G. K, and Maharaz A. Yusuf. “A COMPARATIVE STUDY OF CHANGES IN SOIL FERTILITY UNDER TWO FARMING PRACTICES IN THE KANO CLOSE-SETTLED ZONE”. European Scientific Journal, ESJ 10, no. 2 (January 31, 2014). Accessed April 19, 2025. https://test.eujournal.org/index.php/esj/article/view/2597.