Sopian, Ahkmad. 2024. “Perbedaan Jenis Tanah Dan Umur Tanaman Terhadap Produksi Tandan Buah Segar Kelapa Sawit (Elaeis Guineensis Jacq): Differences in Soil Type and Plant Age on the Production of Fresh Fruit Bunch of Oil Palm (Elaeis Guineensis Jacq)”. Agrifarm: Jurnal Ilmu Pertanian 13 (1):10-14. https://doi.org/10.24903/ajip.v13i1.2975.