ASSESSMENT OF HEAVY METAL CONCENTRATIONS AND PHYSICOCHEMICAL PARAMETERS IN SOILS OF SELECTED REFUSE DUMPSITES IN FIVE GEOGRAPHICAL ZONES OF LAFIA METROPOLIS, NIGERIA. FUDMA JOURNAL OF SCIENCES, [S. l.], v. 8, n. 6, p. 152–162, 2024. DOI: 10.33003/fjs-2024-0806-3079. Disponível em: https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/3079. Acesso em: 5 sep. 2025.