HERNANDEZ, Belcy; CASTELLANOS, Leonides. Agrochemical characterization of the soil for 15 farms in projection towards agroecological transformation in the municipality Santa María, Boyacá. Revista de Investigación Agraria y Ambiental, Colombia,CO, v. 13, n. 1, p. 15–32, 2021. DOI: 10.22490/21456453.3683. Disponível em: https://hemeroteca.unad.edu.co/index.php/riaa/article/view/3683. Acesso em: 5 dec. 2025.