Characteristics of Grain Production and Spatial Pattern of Land Carrying Capacity in Hubei Province
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    Abstract:

    [Objective] The characteristics of grain production and land carrying capacity in Hubei Province from 1949 to 2012 were analyzed in order to provide theoretical support for decision-making and overall planning in land resources use and population sustainable development.[Methods] Relative fluctuation index, land resources carrying capacity(LCC) model and land resource carrying capacity index(LCCI) model were introduced to evaluate the grain production and the spatial pattern of land carrying capacity.[Results] (1) During 1949-2012, there were six stages in the development of annual grain production in Hubei Province. Grain production showed an upward tendency with periodic fluctuations caused by natural disasters and policy.(2) The growth rate in population was less than that in grain yields. Per capita grain showed four obvious fluctuation periods.(3) Food deficits and overpopulation remained primary characteristics of land carrying capacity in Hubei Province in 2012. The grain surplus areas were located in the middle part of Hubei Province, while the overpopulated areas were located in the western mountainous region and southeast of Wuhan urban circle.[Conclusion] Protecting arable land, developing science and technology, increasing yield per unit area, expanding the scale of production, and implementing sound policy is essential to the sustainable development of agriculture in Hubei Province.

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杨倩,李山勇,孙铖,邱丽娟,林爱文.湖北省粮食生产及其影响下的土地资源承载力格局[J].水土保持通报英文版,2015,35(5):345-350

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History
  • Received:July 21,2014
  • Revised:August 06,2014
  • Adopted:
  • Online: April 05,2016
  • Published: