Melgar, Ricardo, Joaquin Casco, Miquel Méndez, Cristina Sanabria, and Mercedes Figueroa. “Effectivity of Phosphate Fertilizers for Flooded Rice”. Pesquisa Agropecuaria Brasileira 33, no. 10 (October 1, 1998): 1573–1579. Accessed July 6, 2026. https://apct.sede.embrapa.br/pab/article/view/4998.