Simanjuntak, Trio Agustian, Ervina Aryanti, dan Rita Elfianis. 2026. “KAJIAN KANDUNGAN HARA MAKRO VERMIKOMPOS DARI CAMPURAN DAUN KELAPA SAWIT DAN KOTORAN KAMBING MENGGUNAKAN CACING TANAH AFRICAN NIGHT CRAWLER : Study of Macronutrient Content in Vermicompost from a Mixture of Oil Palm Leaves and Goat Manure Using African Night Crawler Earthworms”. Prosiding Seminar Nasional Integrasi Pertanian Dan Peternakan 4 (1):6-13. https://semnasfpp.uin-suska.ac.id/index.php/snipp/article/view/265.