TY - Journal of Geographical Sciences A1 - HUANG Lin, NING Jia, ZHU Ping, ZHENG Yuhan, ZHAI Jun T1 - The conservation patterns of grassland ecosystem in response to the forage-livestock balance in North China Y1 - 2021-06-25 00:00:00.0 JF - Journal of Geographical Sciences JO - Journal of Geographical Sciences SP - 518 EP - 534 VL - 31 IS - 4 UR - {https://www.geogsci.com/EN/10.1007/s11442-021-1856-6} N1 - 10.1007/s11442-021-1856-6 ER -