Hasibuan HA. Determination of Yield, Quality and Chemical Composition of Palm Oil and Palm Kernel Oil of Fresh Fruit Bunches with Variation Maturity as A Basic for Determining Harvest Maturity Standard. J. Penelitian Kelapa Sawit [Internet]. 2020Dec.1 [cited 2025Jul.1];28(3):123-32. Available from: http://jurnalkelapasawit.iopri.org/index.php/jpks/article/view/106