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Sule SU, Umar SA, Danlami A, Mansur AI. Comparative Assessment of Soil Fertility in Irrigated and Rainfed Farmlands Using Exchangeable Cations and Cation Exchange Capacity in Kura, Kano State. USci [Internet]. 2025 Mar. 31 [cited 2025 Apr. 19];4(1):445-51. Available from: https://scientifica.umyu.edu.ng/index.php/scientifica/article/view/757