Sombric-like horizon and xanthization in polychrome subtropical soils from Southern Brazil: implications for soil classification. Scientia Agricola, [S. l.], v. 78, n. 4, p. e20190115, 2021. DOI: 10.1590/1678-992X-2019-0115. Disponível em: https://revistas.usp.br/sa/article/view/183582.. Acesso em: 17 jul. 2024.