Soil Characterisation and Mapping for an Agricultural Environment in Federal University of Technology, Minna. Environmental Technology & Science Journal, [S. l.], v. 16, n. 2, p. 1–8, 2026. Disponível em: https://journal.futminna.edu.ng/index.php/etsj/article/view/193.. Acesso em: 19 may. 2026.