OLOWOSAYE, P. . . Distribution and Availability of Nitrogen Forms in Soils Containing Ferromanganese Concretion Nodules under Contrasting Land Use Systems in Southern Guinea Savannah. International Journal of Intellectual Discourse, [S. l.], v. 9, n. 1, 2026. Disponível em: https://www.ijidjournal.org/index.php/ijid/article/view/1084. Acesso em: 1 may. 2026.