COMBINATION OF BIOCHAR AS AMELIORANT AND VERMICOMPOST IN INCREASING THE YIELD OF RED ONION (Allium ascalonicum L.): KOMBINASI BIOCHAR SEBAGAI AMELIANT DAN VERMIKOMPOST DALAM MENINGKATKAN HASIL TANAMAN BAWANG MERAH (Allium ascalonicum L.). ROCE : Jurnal Pertanian Terapan, [S. l.], v. 2, n. 2, 2025. DOI: 10.71275/roce.v2i2.118. Disponível em: https://jurnal.rocewisdomaceh.com/index.php/roce/article/view/118.. Acesso em: 12 oct. 2025.