EZEAKU, P. I.; IFEYINWA, O.; VICTOR, E. LAND DEGRADATION IN THREE LOCATIONS AND SAMPLING PERIODS IN PHYSIOGRAPHIC UNITS UNDER ARABLE CROP PRODUCTION IN SUB- HUMID TROPICS OF NIGERIA. International Journal of Agricultural and Natural Sciences, [S. l.], v. 13, n. 2, p. 62–82, 2020. Disponível em: https://ijans.org/index.php/ijans/article/view/497. Acesso em: 8 nov. 2024.