Potential of Bio-Silica From Palm Oil Waste As a Rehabilitation of Dry Marginal Land on Corn (Zea mays L.) Planting . Petrop [Internet]. 2023 Nov. 27 [cited 2026 Feb. 4];10(2):8-16. Available from: https://idjpcr.usu.ac.id/jpt/article/view/14397