WARANINGTYAS, Indira; ISKANDAR; ANWAR, Syaiful. Phosphorus and Potassium Availability in Soil Ameliorated by Different Quality Organic Materials Enriched with Humic Substances. Jurnal Ilmu Tanah dan Lingkungan, [S. l.], v. 28, n. 1, p. 20–27, 2026. DOI: 10.29244/jitl.28.1.20-27. Disponível em: https://journal.ipb.ac.id/jtanah/article/view/49320. Acesso em: 21 jun. 2026.