“ASSESSING THE FITNESS AND VALIDITY FOR DEPTH-DISTRIBUTION PATTERNS OF AVAILABLE MICRONUTRIENTS (Fe and Mn) OVER A TOPOSEQUENCE AT LAFIA NORTH-CENTRAL NIGERIA: APPLICATION OF EQUAL-AREA SPLINES”, FJS, vol. 4, no. 1, pp. 43–54, Apr. 2020, Accessed: Sep. 08, 2025. [Online]. Available: https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/17