INDRAWAN, NIM. 2110246849, EFFECTIVENESS OF CONTROLLED LOSAGE FERTILIZER FILTER CONTAINERS (WPLST) IN PROVIDING NUTRIENTS OF PALM PALM (Elaeis guineensis Jacq.) ON PEAT SOILS WITH DIFFERENT GROUND WATER DEPTHS, supervised by Syafrinal and Wawan. Oil palm plantations on peat lands are faced with various obstacles for their growth such as high levels of saltiness, the availability of nutrient…