“Characterization and Classification of Soils at Federal University Dutse, Jigawa State, Northern Sudan Savanna of Nigeria”. Sahel Journal of Life Sciences FUDMA 4, no. 3 (September 30, 2026): 604–618. Accessed October 17, 2026. https://saheljls.fudutsinma.edu.ng/index.php/saheljls/article/view/879.