NASUTION, H.; SURYANTO, S.; SAAD, A. The Relationship Between Soil Layer Depth and Macro Nutrients N P K In Oil Palm Plantations In Sungai Tawar Village Tanjung Jabung Timur Regency. International Journal on Advanced Science, Education, and Religion, v. 8, n. 3, p. 303-312, 30 set. 2025.