TY - Acta Geographica Sinica A1 - LI Aimin,HAN Zhiwen,XU Jian,MA Shaoxiu,HUANG Cuihua T1 - Transformation Dynamics of Desertification in Horqin Sandy Land at the Beginning of the 21st Century Y1 - 2006-09-25 00:00:00.0 JF - Acta Geographica Sinica JO - Acta Geographica Sinica SP - 976 EP - 984 VL - 61 IS - 9 UR - {https://www.geog.com.cn/EN/10.11821/xb200609009} N1 - 10.11821/xb200609009 ER -