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›› 2016, Vol. 39 ›› Issue (6): 1358-1364.

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Agricultural drought vulnerability and grey correlation analysis of rural poverty

GU Hong-bo, MA Xiang-lin   

  1. College of Economy and Management, Hunan University of Science & Technology, Xiangtan 411100, Hunan, China
  • Received:2016-06-09 Revised:2016-09-16

Abstract: Agricultural drought disaster is closely related to the rural poor. Draw lessons from the existing research results, this paper applied grey correlation model to quantitatively analyze the relationship between agricultural drought and rural poverty in China, so as to give suggestions to help effectively reduce the vulnerability of hazard-affected body of agricultural drought, improve the ability of hazard-affected body against drought disasters, stabilize and increase farmers' income, and prevent poverty from drought disaster. Based on the data availability and degree of detail, we selected 9 agricultural drought vulnerability factors as the subsequence and the rural poverty as mother sequence. By using the grey correlation model, the relationship between rural poverty and each agricultural drought vulnerability factor was analyzed. Results show that:from high to low, the influence of each agricultural drought vulnerability factor on rural poverty ranked as:the first industry employment population, agricultural GDP, rural engel's coefficient, the farmers' average annual salary income, total power of agricultural machinery, grain yield per unit area, effective irrigation area, applying fertilizer content, and finance support agriculture. According to the results, we put forward countermeasures and suggestions as follows:(1) vigorously develop modern agriculture, increase farmers' non-agricultural income, and reduce farmers' dependence on agriculture;(2) give play to the leading role of science and technology innovation, and improve the agricultural science and technology contribution rate;(3) multi-channel increase agricultural investment to strengthen the construction of rural water infrastructure;(4) strengthen the agricultural supply side structural reform, improve the quality and efficiency of supply. The innovation point of this paper is the correlation analysis of the agricultural drought disaster and rural poverty. Previous studies mainly focused on qualitative analysis, and here we made a precise quantitative analysis by using grey correlation model. With a variety of dimensionless processing data, this method was used to calculate the correlation degree and relational sequence between each agricultural drought vulnerability factor and rural poverty; and by testing the reasonable degree of the relational sequences obtain from a variety of methods, and micro adjusting the rational degree model of relational sequences, this method can better reflect the sequences difference. This paper has certain theoretical guidance meaning and decision-making reference value to our country agriculture sustainable development and the realization of the comprehensive well-off.

Key words: the drought vulnerability, rural poverty, grey correlation analysis

CLC Number: 

  • F304.8