Aki, E. E., K. I. Ofem, V. F. Ediene, A. I. Akpama, and A. U. Akpan-Idiok. 2023. “Characterization, Classification and Micronutrients Contents of Three Pedons Overlying Calcareous Mudstone in a Tropical Rainforest of Nigeria”. Moor Journal of Agricultural Research 22 (1). https://iart.gov.ng/moorjournal/index.php/mjar/article/view/145.