“Manufacture of Liquid Organic Fertilizer Made from Fruit and Vegetable Waste at Different Ratios of Materials and Headspace ”. (2023) 2026. Jurnal BETA (Biosistem Dan Teknik Pertanian) 11 (2): 370-81. https://doi.org/10.24843/JBETA.2023.v11.i02.p15.