Influence of the C/N ratio on lactic acid production from food waste under high substrate concentration - Liang Song; Jing Wu; Yanghua Duan; Minghua Liu; Chunxiang Lin; Yifan Liu; Xiaoxia Ye; Yuancai Lv; Chenhang Cai; Jiayi Chen; Jianhui Huang; Zhixin Huang (Journal of Environmental Management, 2026)