TY - Journal of Resources and Ecology A1 - ZENG Yuxi, ZHONG Linsheng, WANG Ling-en T1 - Changes in the Landscape Pattern in Sanjiangyuan during 1970-2020 and Implications for Ecotourism Development Y1 - 2023-02-21 00:00:00.0 JF - Journal of Resources and Ecology JO - Journal of Resources and Ecology SP - 230 EP - 238 VL - 14 IS - 2 UR - {https://www.jorae.cn/EN/10.5814/j.issn.1674-764x.2023.02.002} N1 - 10.5814/j.issn.1674-764x.2023.02.002 ER -