Soil Chemistry Character, the N, P, and K Uptake, and the Growth and Yield of Corn (Zea mays L.) Due to the Application of Ela Sago Palm Waste Compost and Liquid Organic Fertilizer in Ultisols. j Trop. Soils [Internet]. 2022 Feb. 18 [cited 2025 Nov. 14];27(2):49-58. Available from: https://journal.unila.ac.id/index.php/tropicalsoil/article/view/471