Analysis of spatial and temporal changes of soil erosion in Anning river basin Kun Yao, Jian-Bin Chen, Yong-Sheng Yang, Yong Zhang and Cheng-Hao Liao E3S Web Conf., 118 (2019) 04011 Published online: 04 October 2019 DOI: 10.1051/e3sconf/201911804011