Pertumbuhan Dan Produksi Tanaman Kelapa Sawit (Elaeis Guineensis Jacq.) Yang …

ABSTRACT Oil palm (Elaeis guineensis Jacq.) is widely cultivated in Indonesia, especially in Riau Province, where many plantations are located on marginal soils like sandytextured Dystrudepts which have high percolation and nutrient leaching. To address this, slow-release fertilizers like Polyhalite are suitable but require potassium supplementation, such as with KCI. This study aims to ex…