Production of Local Microorganism by Utilizing Organic Matter in PT Ultra Peternakan Bandung SelatanJanatin Alifiah Gunawan, Pria Sembada, Suryo Firmanto and Bagus Ibnu SoewondoE3S Web Conf., 348 (2022) 00018DOI: https://doi.org/10.1051/e3sconf/202234800018