The Research of Chinese Land use/Land cover Present Situations

  • role: First author第一作者
  • Affiliation:

    Institute of Remote Sensing Applications, Chinese Academy of Sciences

GAO Zhi_Qiang\ LIU Ji Yuan\ ZHUANG Da Fang1,  
  • Affiliation:

    Institute of Remote Sensing Applications, Chinese Academy of Sciences

刘纪远1,  
  • Affiliation:

    Institute of Remote Sensing Applications, Chinese Academy of Sciences

庄大方1

resumen

Based on the used degree index of land resources and NDVI (Normalized Difference Vegetation Index), the present situations of Chinese land use/land cover were analyzed with modeling methods. The conclusions are that the Chinese present la nd cover situation reflects the development and the used level of the Chinese l and used degree index value 202. From the limited value 400 of land used degree index, Chinese land resources have reached the half of its used limited value; i n the eastern China, the land is mainly covered with cultivated land type and th e degree of land use is high; in the western China, the land is mainly covered with unused land type and the degree of land use is low. The relations exist be tween the distribution of Chinese NDVI and the distribution of Chinese vegetatio n types. The distribution of Chinese NDVI is a reflection of the distributive co ndition of Chinese precipitation and temperature. The areas covered with agricul tural vegetation type are almostly situated in the eastern China, and the value of land used degree index is high in this area.

palabra clave

NDVI;Land use/Land cover;Used degree index of land resources

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