Modeling of soil quality in Umonyeche Milieu Southern Region of Nigeria using Heavy Metal Index and Spatial Distribution. British Journal of Multidisciplinary and Advanced Studies, [S. l.], v. 7, n. 1, p. 1–25, 2026. DOI: 10.37745/bjmas.2022.0503. Disponível em: https://bjmas.org/index.php/bjmas/article/view/1439. Acesso em: 6 feb. 2026.