SIMATUPANG, R. Smith; INDRAYATI, L. Pengarub Pemberian Kompos Gulma Somber Hara NPK Terbadap Tanaman Padi di Laban Sulfat Masam. Jurnal Agronomi Indonesia (Indonesian Journal of Agronomy), [S. l.], v. 31, n. 2, 2003. DOI: 10.24831/jai.v31i2.1464. Disponível em: https://journal.ipb.ac.id/jurnalagronomi/article/view/1464. Acesso em: 28 jul. 2026.