LOMBU, C. B. . PEMETAAN STATUS HARA P, pH dan C organik TANAH SAWAH DI DESA HILIBADALU KECAMATAN SOGAEADU KABUPATEN NIAS. Jurnal Online Pertanian Tropik, [S. l.], v. 4, n. 3, p. 240–251, 2017. DOI: 10.32734/jopt.v4i3.3099. Disponível em: https://idjpcr.usu.ac.id/jpt/article/view/3099. Acesso em: 5 aug. 2025.