BARUS, Junita. Phosphorus and Potassium Status in Paddy Soils (Sawah) of Central Lampung Regency. Jurnal Ilmu Tanah dan Lingkungan, [S. l.], v. 9, n. 1, p. 16–19, 2007. DOI: 10.29244/jitl.9.1.16-19. Disponível em: https://journal.ipb.ac.id/jtanah/article/view/2385. Acesso em: 31 dec. 2025.