TY - JOURNAL OF NATURAL RESOURCES A1 - LI Jing-gang, HE Chun-yang, LI Xiao-bing T1 - Landscape Ecological Risk Assessment of Natural/Semi-natural Landscapes in Fast Urbanization Regions —A Case Study in Beijing, China Y1 - 2008-02-01 00:00:00.0 JF - JOURNAL OF NATURAL RESOURCES JO - JOURNAL OF NATURAL RESOURCES SP - 33 EP - 47 VL - 23 IS - 1 UR - {https://www.jnr.ac.cn/EN/10.11849/zrzyxb.2008.01.005} N1 - 10.11849/zrzyxb.2008.01.005 ER -