FENTY MAIMUNAH SIMBOLON; NOVERINA CHANIAGO; JONI PRANATA GINTING. 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, [S. l.], p. 39–45, 2020. DOI: 10.55299/ijere.vi.657. Disponível em: https://ejournal.ipinternasional.com/index.php/ijere/article/view/657. Acesso em: 10 feb. 2026.