KASNO, A.; SETYORINI, D.; DWININGSIH, S. Solubility of Rock Phosphate and its Effect to the Growth and Yield of Maize on Ultisols. JOURNAL OF TROPICAL SOILS, [S. l.], v. 13, n. 1, p. 11–22, 2008. DOI: 10.5400/jts.2008.v13i1.11-22. Disponível em: https://journal.unila.ac.id/index.php/tropicalsoil/article/view/2. Acesso em: 27 jul. 2025.