“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” (2020) FUDMA JOURNAL OF SCIENCES, 4(1), pp. 43–54. Available at: https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/17 (Accessed: 8 September 2025).