A contrast of organic fertilizer (poultry Droppings) and chemical fertilizer in corn development. International Journal of Manures and Fertilizers, [S. l.], v. 3, n. 1, p. 518–520, 2014. Disponível em: https://ijpp.org/journal/index.php/ijmf/article/view/112. Acesso em: 23 mar. 2026.