Pengaruh Pemberian Kompos Tandan Kosong Kelapa Sawit (Tkks) Dan Pupuk Npk Gro…

ABSTRACT Cocoa is an important plantation crop for the national economy and a source of foreign exchange. The problem faced in large-scale cocoa nurseries is the limited top soil as a planting medium in polybags, One of them is Ultisol. Ultisols are widespread in Indonesia and are classified as marginal, requiring efforts to improve soil fertility. The purpose of this study was to investigate …