SUKRISTIYONUBOWO, .; SIPAHUTAR, I. A.; ACHMAD, I. The effect of NPK Compound (6:16:7) on Chemical Soil Properties of Thapic Epiaquands and Cucumber Yield. JOURNAL OF TROPICAL SOILS, [S. l.], v. 14, n. 3, p. 229–238, 2009. DOI: 10.5400/jts.2009.v14i3.229-238. Disponível em: https://journal.unila.ac.id/index.php/tropicalsoil/article/view/90. Acesso em: 31 jul. 2025.