USANGA, I. A.; UDOFIA, U. E.; OSU, , S. R. 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, [S. l.], v. 8, n. 1, 2025. Disponível em: https://www.akscoejoseh.org/index.php/joseh/article/view/5. Acesso em: 15 aug. 2026.