State Key Laboratory of Atmospheric Boundary Layer Physics and Atmospheric Chemistry of Atmospheric Physics Academy of Sciences 100029;
State Key Laboratory of Environmental Criteria and Risk Assessment Research Academy of Environmental Sciences 100012;
Institute of Surface-Earth System Science of Earth System Science University 300072;
University of Chinese Academy of Sciences 100049;
fine aerosols; excitation-emission matrix; fluorescence properties; primary biological aerosols; Shangdianzi;