Usanga, I. A, U. E Udofia, and S. R Osu,. 2025. “Examination of Radiocarbon Levels, Organic Matter, Phosphorus, and Potassium in Acidic Soils under Maize Cultivation in Akwa Ibom State, Nigeria”. Journal of Science Education and Humanities 8 (1). https://www.akscoejoseh.org/index.php/joseh/article/view/5.