Effects of cattle and poultry manures on organic matter content and absorption complex of a sandy soil under cassava cultivation (Manihot esculenta, Crantz). International Journal of Manures and Fertilizers, [S. l.], v. 1, n. 1, p. 222–229, 2012. Disponível em: https://ijpp.org/journal/index.php/ijmf/article/view/281. Acesso em: 23 mar. 2026.