Journal of Natural Resources, Volume. 35, Issue 4, 908(2020)

The evolution of land use structure in karst valley area based on micro-space unit

Shan-shan LI1... Yang-bing LI1,*, Meng-meng WANG1 and Guang-jie LUO2 |Show fewer author(s)
Author Affiliations
  • 1School of Geographic and Environmental Sciences, Guizhou Normal University, Guiyang 550001, China
  • 2Guizhou Provincial Key Laboratory of Geographic State Monitoring of Watershed, Guizhou Education University, Guiyang 550018, China
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    Figures & Tables(14)
    Sketch map of the study area
    Distribution of land use types in the study area in 2004, 2010 and 2015
    Grid area ratio change from 2004 to 2010 and 2010 to 2015
    Interpolation of comprehensive index of land use degree in 2004, 2010 and 2015
    Changes in land use degree at different elevations in the western, central and eastern parts of the study area
    The proportions of bare rock, forest land, and settlements in the study area in 2004, 2010 and 2015
    The proportions of forest land, cultivated land, settlements, bare rock, and Zanthoxylum Bungeanum in the study area in 2004, 2010, 2015 (From top to bottom)
    Spatial autocorrelation of LISA distribution for each indicator in 2004, 2010 and 2015
    Diagram showing driving mechanism
    Schematic map of transition trends
    Caeryan village in 2003, 2010 and 2016
    • Table 1. The parameters of land use patch and sample area in the study area

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      Table 1. The parameters of land use patch and sample area in the study area

      研究区土地利用类型土地利用平均斑块面积/km2三期平均斑块面积/km2样方平均边长/km倍数样方平均面积/km2
      2004年2010年2015年
      水田0.00960.01070.00990.0100.18940.036
      平坝耕地0.00390.00300.00270.0030.189110.036
      缓坡耕地0.00300.00220.00190.0020.189160.036
      陡坡耕地0.00430.00330.00320.0040.18990.036
      退耕地0.00230.00290.00270.0030.189130.036
      林地0.00880.00830.00790.0080.18950.036
      稀疏林地0.00310.00330.00360.0030.189130.036
      灌木林0.00670.00620.00620.0060.18960.036
      花椒林0.00590.00660.00370.0050.18960.036
      高覆被草地0.00740.00510.00500.0060.18960.036
      低覆被草地0.00630.00510.00460.0050.18970.036
      乡村居民点0.00060.00060.00050.0010.18960.036
      高等级公路0.02200.01940.01580.0190.18920.036
      乡村道路0.00650.00450.00420.0050.18970.036
      水体0.05310.05310.05320.0530.18910.036
      工矿用地0.00000.01060.01860.0100.18940.036
      采矿废弃地0.00000.00100.00920.0030.189120.036
      裸岩裸土0.01789.32140.01263.1170.18920.036
    • Table 2. Number of cold and hot spot grids for each indicator

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      Table 2. Number of cold and hot spot grids for each indicator

      年份用地类型极冷点冷点较冷点较热点热点极热点
      2004林地000293170
      耕地003202435
      聚落00081647
      裸岩裸土15155335339
      土地利用程度223640343735
      花椒林000152159
      2010林地000384054
      耕地000191931
      聚落00012836
      裸岩裸土26533273750
      土地利用程度243131232026
      花椒林000161948
      2015林地006264130
      耕地0010222333
      聚落0007632
      裸岩裸土65340274737
      土地利用程度93739202327
      花椒林000172957
    • Table 3. Social and economic data in the study area in 2016

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      Table 3. Social and economic data in the study area in 2016

      一级类型二级类型数量一级类型二级类型数量
      户主类型/人纯农488道路硬化/户非硬化205
      兼农32通车313
      非农3硬化4
      农户学历/户大学16外出务工/户省外403
      高中24省内12
      初中275市内7
      小学134县内87
      其他73其他237
      务工人数占家庭总人数/户0~30%291空心化状况/户仅老人/小孩居住83
      30%~60%33非家庭主要住房6
      60%~80%78季节性居住15
      80%~100%121废弃8
      承载人口/人2486劳动人口/人1286
      劳动人口/承载人口51.73%
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    Shan-shan LI, Yang-bing LI, Meng-meng WANG, Guang-jie LUO. The evolution of land use structure in karst valley area based on micro-space unit[J]. Journal of Natural Resources, 2020, 35(4): 908

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    Paper Information

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    Received: Jan. 13, 2019

    Accepted: --

    Published Online: Oct. 17, 2020

    The Author Email: LI Yang-bing (li-yapin@sohu.com)

    DOI:10.31497/zrzyxb.20200413

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