SYAM, T. Spatial Variability of Soil Nutrients Content Related to Rice Yield. JOURNAL OF TROPICAL SOILS, [S. l.], v. 15, n. 2, p. 153–157, 2018. DOI: 10.5400/jts.2010.v15i2.153-157. Disponível em: https://journal.unila.ac.id/index.php/tropicalsoil/article/view/53. Acesso em: 19 jul. 2025.