ERNIS, G.; MALA, D. S.; OKTA, A.; NOTRIAWAN, D.; FADILA, M. A. Nutrition Levels of Liquid Organic Fertilizer from Onion Skin (Allium cepa. L) with EM-4 Bioactivator. JURNAL SAINS NATURAL, [S. l.], v. 13, n. 2, p. 73–80, 2023. DOI: 10.31938/jsn.v13i2.468. Disponível em: https://ejournalunb.ac.id/index.php/JSN/article/view/468. Acesso em: 13 oct. 2024.