National Natural Science Foundation of China [51974123]; Distinguished Youth Foundation of Hunan Province [2022JJ10030]; Key R & D Projects in Hunan Province [2021SK2047, 2022NK2044]; Natural Science Foundation of Hunan Province, China [2021JJ40261, 2023JJ40307]; Hunan High Level Talent Gathering Project [2020RC3051, 2021RC5006]; Earmarked fund for China Agriculture Research System [CARS -01-27]; Science and Technology innovation Program of Hunan Province [2022WZ1022, 2022PT1005]; Source analysis and control of odor in the whole process of kitchen waste treatment system research project [2021kjc-js189, HYYC2023KJ31, CS2022KJ01]; Hunan Engineering Research Center for Biochar, Hunan Optical Agriculture Engineering Technology Research Center [2018TP2003]