THE EFFECT OF RICE HUSK BIOCHAR AND CHICKEN MANURE COMPOSTON THE GROWTH OF OIL PALM SEEDLINGS(Elaeis guineensis Jacq.) IN ULTISOL SOIL. JAP [Internet]. 2025 Oct. 25 [cited 2026 Mar. 7];4(2):416-30. Available from: https://jurnal.politap.ac.id/index.php/jap/article/view/2114