The purpose of this Study was to find the best combination dose of compost from oil palm midrib and rice husk biochar for the growth of oil palm seedlings (main nursery). This research was conducted from August 2020 to March 2021 at the Faculty of Agriculture, Sriwijaya University, Indralaya ,Ogan Ilir, South Sumatra. The seeds used in this study were Marihat varieties, which were planted in 5 …