@article{ZAN Xin_1326, author = {ZAN Xin, ZHANG Yu-ling, JIA Xiao-yu, XIONG Guang-sen}, title = {Evaluation on the ecosystem services value of the upper reaches of Yongding River}, publisher = {JOURNAL OF NATURAL RESOURCES}, year = {2020}, journal = {JOURNAL OF NATURAL RESOURCES}, volume = {35}, number = {6}, eid = {1326}, pages = {1326-1337}, keywords = {upper reaches of Yongding River in Zhangjiakou city;water ecosystem services;value evaluation}, doi = https://www.jnr.ac.cn/EN/10.31497/zrzyxb.20200606 }