CD Skripsi
Pemberian Pupuk Kalium Dan Rotasi Panen Terhadap Produksi Dan Kualitas Kadar Lemak Tanaman Kelapa Sawit (Elaeis Guineensis Jacq.) Di Lahan Gambut
This study aims to investigate the combined effects of potassium fertilizer application and harvesting rotation on the production and quality of palm oil content in oil palm (Elaeis guineensis Jacq.) grown on peatlands. The research was conducted on a 3-hectare smallholder oil palm plantation located in Kepenghuluan Ujung Tanjung, Tanah Putih District, Rokan Hilir Regency. The study spanned 6 months from April 2023 to September 2023. It employed a factorial experimental design arranged in a randomized complete block design (RCBD). The study factors included 2 main factors: Factor I: Potassium Fertilizer Dosage with 4 levels: K0 = No potassium fertilizer application, K1 = Potassium fertilizer 3 Kg per plant, K2 = Potassium fertilizer 6 Kg per plant, K3 = Potassium fertilizer 9 Kg per plant. Factor II: Oil Palm Harvesting Rotation with 3 levels: R1 = Harvesting rotation every 7 days, R2 = Harvesting rotation every 10 days, R3 = Harvesting rotation every 14 days. Statistical analysis of variance (ANOVA) was performed on the obtained data. Significant differences identified by ANOVA were further tested using the Duncan test at a 5% significance level. SAS 9.1 software was used for data analysis. Parameters observed in the study included fresh fruit bunch count, fresh fruit bunch weight, fresh fruit weight, fat content, and free fatty acid content. Harvesting rotation every 14 days significantly increased the production of 6-year-old oil palm trees in terms of fresh fruit bunch count, fresh fruit bunch weight, and fresh fruit weight.
Keywords: Peatlands, Oil Palm, Potassium Fertilizer, Harvesting Rotation.
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