Study of C/N Ratio Effect on Biogas Production of Carica Solid Waste by SS-AD Method And LS-ADBakti Jos, Fariha Hundagi, Rizqi Pindy Wisudawati, Budiyono and Siswo SumardionoMATEC Web Conf., 156 (2018) 03055DOI: https://doi.org/10.1051/matecconf/201815603055