Resources Science, Volume. 42, Issue 7, 1249(2020)

Resource and environmental carrying capacity and optimal population size for village and town development: Taking Yongfeng County of Jiangxi Province as an example

Dingguo MA1, Xiongzu DAI1, Jinfeng YANG1, and Chuansheng WANG2,3、*
Author Affiliations
  • 1School of Geography and Environment, Jiangxi Normal University, Nanchang 330022, China
  • 2Key Laboratory of Regional Sustainable Development Analysis and Simulation, CAS, Beijing 100101, China
  • 3Institute of Geographic Sciences and Natural Resources Research, CAS, Beijing 100101, China
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    Figures & Tables(11)
    Village classification based on the suitability of the resources and environmental carrying capacity in Yongfeng County
    Location, administrative division, and topographic map of Yongfeng County
    Result of unsuitable areas for cropping and village and town development, and their proportion in each village
    Village classification scheme based on the suitability of resources and environment in Yongfeng County
    • Table 1. Main indicators for the non-suitability evaluation of cropping and village and town development

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      Table 1. Main indicators for the non-suitability evaluation of cropping and village and town development

      区域类型生态保护重要程度地形土地利用类型灾害
      种植业生态保护红线区坡度大于25°的区域坡度大于25°的非梯田、有林地、河湖库、风景名胜地、林场
      村镇生态保护红线区坡度大于25°的区域有林地、河湖库、滩涂、坑塘、风景名胜地、林场地质灾害高风险区
    • Table 2. High risk area of main geological disasters

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      Table 2. High risk area of main geological disasters

      灾害类型灾害点风险区等级灾害点危险程度灾害点预警级别避让范围/m
      崩塌高、中风险区高或中红或橙色100
      滑坡高、中风险区高或中红或橙色200
      泥石流所有风险区高、中、低红、橙、黄色500
    • Table 3. Proportion of cultivated land and construction land in various main functional zones of Ji’an City and Yongfeng County

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      Table 3. Proportion of cultivated land and construction land in various main functional zones of Ji’an City and Yongfeng County

      地区类型地名耕地占比/%建设用地占比/%
      重点开发区吉州区0.370.17
      重点开发区(县)吉安县0.250.06
      农产品主产区(县)泰和县0.230.04
      农产品主产区(县)新干县0.300.06
      农产品主产区(县)永丰县0.180.04
      县城(乡镇)永丰县恩江镇0.270.23
      农业型(乡镇)永丰县藤田镇0.350.06
      生态型(乡镇)永丰县君埠乡0.100.02
    • Table 4. Development intensity control coefficients of four types of villages and towns

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      Table 4. Development intensity control coefficients of four types of villages and towns

      项目生态保护重点村种植业发展重点村中心集聚重点村其他村
      高强度情景0.020.100.230.03
      平均强度情景0.020.060.150.02
    • Table 5. Suitable area for various villages

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      Table 5. Suitable area for various villages

      项目生态保护重点村种植业发展重点村中心集聚重点村其他村核计
      行政村数/个85843017216
      总面积/km21327.29833.82241.20309.642711.95
      评价面积/km2282.06422.10147.1078.97930.23
      种植业面积/km2高强度情景276.42379.89113.2776.60846.18
      平均强度情景276.42396.77125.0477.39875.62
      村镇建设面积/km2高强度情景5.6442.2133.832.3784.05
      平均强度情景5.6425.3322.071.5854.61
    • Table 6. Estimated population size based on suitable area for cropping

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      Table 6. Estimated population size based on suitable area for cropping

      情景最大可用面积/hm2耕地粮食单产/(kg/hm2)粮食需求/(kg/(人·年))潜在最大承载人口/万人现状人口/万人
      高强度情景84617.677200450135.3844
      平均强度情景87561.84140.10
    • Table 7. Estimated population size based on the suitable area for village and town development

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      Table 7. Estimated population size based on the suitable area for village and town development

      情景最大可用面积/km2人均建设用地指标/m2最大承载人口/万人现状人口/万人现状城镇化率/%
      高强度情景84.0510084.054445
      14060.04
      20042.03
      平均强度情景54.6110054.61
      14039.01
      20027.31
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    Dingguo MA, Xiongzu DAI, Jinfeng YANG, Chuansheng WANG. Resource and environmental carrying capacity and optimal population size for village and town development: Taking Yongfeng County of Jiangxi Province as an example[J]. Resources Science, 2020, 42(7): 1249

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    Paper Information

    Received: May. 5, 2020

    Accepted: --

    Published Online: Apr. 23, 2021

    The Author Email: WANG Chuansheng (wangcs@igsnrr.ac.cn)

    DOI:10.18402/resci.2020.07.03

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