Indonesian Journal of Oil Palm Research Volume 25 Number 2 Year 2017 is published by presenting articles, Characterization of oil during fruit ripening of oil palm (Elaeis guineensis Jacq) variety DxP Simalungun, Assesment of water table model on oil palm area in a hilly land, Analysis of macronutriens contents in soil with Near Infra Red (NIR) spectroscopy, Optimization of technical analysis in the palm oil marketing strategy: daily pricing model for 30 days transaction, Export competitiveness of Indonesia's palm oil.