A novel multitrophic biofloc technology for duckweed and Megalobrama amblycephala integrated culture: Improving nutrient utilization and animal welfare - Yanshuo Guo; Wenchang Liu; Dingdong Xiao; Sihui Zhang; Zhifan Li; Kunfeng Luo; Guozhi Luo; Hongxin Tan (Science of The Total Environment, 2024)