OTIE VO, AN P, AKPAN JP, ENEJI AE. AVAILABLE PHOSPHORUS FRACTIONS IN SOILS FROM DORO, KATSINA STATE, NIGERIA. FAICBR. Published online March 16, 2026:180-190. Accessed August 24, 2026. https://jafe.net.ng/index.php/bookofproceedings/article/view/205