土壤侵蚀下黑龙江省人地系统适应性研究
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国家自然科学基金项目(41671520)


Adaptability of Human-Land System under Disturbance of Soil Erosion of Heilongjiang Province
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    摘要:

    为缓解人地关系,以对黑龙江省威胁最大的土壤侵蚀为切入点,从“三生”视角分析区域人地系统适应性,并提出基于不同修复优先级的人地系统修复方案。首先,在总结、梳理适应性内涵,整合适应性理论与方法基础上,从“三生”视角提出了基于风险扰动的适应性分析框架,将系统适应性分解为扰动、影响、响应、能力4方面,并从土壤侵蚀风险扰动出发,构建了系统适应性评价指标体系与评价模型;其次,采用极差标准化法、克里格插值法、蔡崇法法和DEA-CCR模型处理数据,利用土壤侵蚀方程测算土壤侵蚀风险,利用适应性评价模型测算适应性指数,分析土壤侵蚀风险和人地系统适应性分布情况;最后,提出基于不同修复优先级组合模式的人地系统修复方案。结果表明:黑龙江省土壤侵蚀风险区面积为1366.61万hm2,占区域耕地面积的85.74%,高、中、低级别风险规模分别为324.02、596.33、446.26万hm2。高、较高级别人地系统适宜程度区分布在三江平原东北部和松嫩平原东南部地区,中级别分布在大兴安岭和松嫩平原南部地区,低、较低级别分布在东南部山地和松嫩平原北部地区。形成了基于不同修复优先级组合模式的人地系统修复方案,其中53个地区仅存在1种人地系统修复方案,其余27个地区在不同优先级组合模式下形成了不同的人地系统修复方案,为区域人地系统修复提供了多种选择方案。

    Abstract:

    Heilongjiang Province as the starting point, the adaptability of the regional human-〖JP〗land system was analyzed from the perspective of production-living-ecological, and human-land system restoration schemes were proposed based on different restoration priorities. Firstly, on the basis of summing up and sorting out the connotation of adaptability and integrating the theory and methods of adaptation, a framework for adaptive analysis based on risk disturbance was proposed, which decomposed system adaptability into four aspects: disturbance, impact, response, and capability. Starting from the disturbance of soil erosion risk, a systematic adaptability evaluation index system and evaluation model were constructed. Secondly, the range standardization method, Kriging interpolation method, CAI Chongfa method, and DEA-CCR model were used to process the data, and the soil erosion equation was used to measure the soil erosion risk. The adaptation evaluation model was used to calculate the adaptation index, analyze the soil erosion risk and the adaptive distribution of the human-land system. Finally, a human-land system restoration scheme based on the combination of different restoration priority modes was proposed. The results showed the area of soil erosion risk area in Heilongjiang Province was 13.6661 million hm2, accounting for 85.74% of the area of cultivated land in the region, and the scales of the high, middle and low-level risk scale were 3.2402 million hm2, 5.9633 million hm2 and 4.4626 million hm2. Adaptation areas for high-level and high-level human-land systems suitability areas were distributed in the northeast of the Sanjiang Plain and the southeast of the Songnen Plain, middle levels were distributed in the Daxing’an Mountains and the southern area of the Songnen Plain, and low and lower levels were distributed in the southeast mountains and Northern Songnen Plain. The research formed a human-land system restoration scheme based on different restoration priority combination modes, of which only one kind of human-land system restoration scheme existed in 53 regions, and the remaining 27 areas formed different human-land system restoration schemes under different priority combination modes. The research result provided a variety of options for the repair of regional human-land systems.

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徐秋,雷国平,杨厚翔,陈建龙,连臣.土壤侵蚀下黑龙江省人地系统适应性研究[J].农业机械学报,2020,51(9):201-210. XU Qiu, LEI Guoping, YANG Houxiang, CHEN Jianlong, LIAN Chen. Adaptability of Human-Land System under Disturbance of Soil Erosion of Heilongjiang Province[J]. Transactions of the Chinese Society for Agricultural Machinery,2020,51(9):201-210.

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  • 收稿日期:2019-12-24
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  • 在线发布日期: 2020-09-10
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