Hidayat, B., Mayly, S. ., Mufriah, D. ., Muhammad, F. ., & Sari, K. . (2026). The Effect of Water on The Changes in Physical, Chemical, and Microstructural Properties of Oil Palm Empty Fruit Bunch Biochar. Jurnal Penelitian Kelapa Sawit, 34(1), 43–56. https://doi.org/10.22302/iopri.jur.jpks.v34i1.366