Pengaruh Kombinasi Abu Boiler Dan Pupuk Kalium Terhadap Pertumbuhan Dan Hasil…

ABSTRACT Oil palm cultivation on peatlands is faced with various limiting factors for its growth such as high acidity. Efforts that can be made to overcome problems in peat soils to reduce degradation and restore peat soil fertility can be done by giving ameliorant which can also increase oil palm productivity. One type of ameliorant is PKS boiler ash which comes from burning palm kernel s…