“Integrated Nutrient Management of an Acid Paddy Soil in Karang Tanjung Village, Padang Ratu, Central Lampung”. JOURNAL OF TROPICAL SOILS 22, no. 2 (May 1, 2017): 97–106. Accessed November 3, 2025. https://journal.unila.ac.id/index.php/tropicalsoil/article/view/70.