Fenty Maimunah Simbolon, Noverina Chaniago and Joni Pranata Ginting 2020. RESPONSE OF FROM OIL PALM EMPTY FRUITS AND EM-4 COMPOSTING ON TOP SOIL MEDIA TO VEGETATIVE GROWTH OF COCOA ( Theobroma cacao L.). International Journal of Educational Research Excellence. (Jun. 2020), 39–45. DOI:https://doi.org/10.55299/ijere.vi.657.