O‘HALLORANS, J. M.; MUÑOZ, M. A.; MARQUEZ, P. E. Chicken manure as an amendment to correct soil acidity and fertility. The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 81, n. 1-2, p. 1–8, 1997. DOI: 10.46429/jaupr.v81i1-2.3669. Disponível em: https://revistas.upr.edu/index.php/jaupr/article/view/3669. Acesso em: 1 oct. 2022.