QIU Cun-pu, TANG Xiao-xue, WEN Xi-xian, MA Xin-ling, XIA Ming-ming, LI Zhong-pei, WU Meng, LI Gui-long, LIU Kai, LIU Kai-li, LIU Ming. Effects of Calcium Salts on the Decomposition Process of Straw and the Characteristics of Three-Dimensional Excitation-Emission Matrices of the Dissolved Organic Matter in Decomposition Products[J]. Spectroscopy and Spectral Analysis, 2023, 43(7): 2301