XIAO Xue, ZHAO Nan-jing, YUAN Jing, MA Ming-jun, FANG Li, WANG Yin, MENG De-shuo, YU Yang, TANG Jie, ZHANG Xiao-ling, DAI Yuan, ZHANG Yu-jun, LIU Jian-guo, LIU Wen-qing. Analysis of Heavy Metals Distribution Characteristics and Pollution Assessment in Agricultural Region Soils of Huaihe Basin[J]. Spectroscopy and Spectral Analysis, 2014, 34(7): 1785