Kusuma Wardani G, Santosa E. Oil Palm Biomass Production At Sei Air Hitam Plantation , First Resources Rokan Hulu, Riau. JUATIKA [Internet]. 2024Jan.7 [cited 2025Apr.27];6(1):29-8. Available from: http://ejournal.uniks.ac.id/index.php/JUATIKA/article/view/3410