NURJANAH, R. F.; MAHBUB, M.; IFANSYAH, H. Pengaruh Pemberian Kombinasi Limbah Decanter Solid dan Abu Boiler Kelapa Sawit terhadap Perubahan Beberapa Sifat Kimia Tanah Ultisols: The Effect of Combining Palm Oil Decanter Cake and Palm Oil Boiler Ash on Changes in Several Chemical Properties of Ultisols Soil. Acta Solum, [S. l.], v. 3, n. 2, p. 75–85, 2025. DOI: 10.20527/actasolum.v3i2.2883. Disponível em: https://jtam.ulm.ac.id/index.php/actasolum/article/view/2883. Acesso em: 23 sep. 2026.