SULEMAN, Darwis; ALAM, Syamsu. THE EFFECT OF RICE HUSK BIOCHAR AND COW MANURE ON FE AND NI LEVELS AND PATCHOULI PLANT GROWTH ON FORMER NICKEL MINING LAND. Agrisaintifika: Jurnal Ilmu-Ilmu Pertanian, [S. l.], v. 10, n. 2, p. 407–421, 2026. DOI: 10.32585/ags.v10i2.7219. Disponível em: https://journal.univetbantara.ac.id/index.php/agrisaintifika/article/view/7219. Acesso em: 6 jul. 2026.