Guangdong Prouincial Key Laboratory of New and Renewable Energy Research and Development;
Cuangzhou Institute of Energy Conversion;
Chinese Academy of Sciences;
Guangzhou 510640;
China;
CAs Key Laboratory of Renewable Energy;
Guangzhou Institute of Energy Conversion;
Chinese Academy of Sciences;
Guangzhou 510640;
China;
Hunan Prouincial Key Laboratory of Fine Ceramics and Powder Materials;
School of Materials and Enuironmental Engineering;
Hunan University of Humanities;
Science and Technology;
Loudi;
417000;
China;
Guangdong Key Laboratory of Integrated Agro-enuironmental Pollution Control and Management;
Cuangdong Institute of Eco-environmental Science&Technology;
Guangzhou 510650;
China;
Molecular characterization; Dissolved organic matter; Compost; ESI FT-ICR MS;