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Research on the Optimization of Regional Agricultural Land and Water Resource Based on Multi-objective Plan

TIAN Bing et al (Institute of Mountain Hazards & Environment,Chinese Academy of Science,Chengdu,Sichuan 610041)  
The coupled function of land resource and water resource affects the change of land use.Luancheng County in Hebei Province was taken as a case study, the characteristics of the land use structure were analyzed.Based on the coupled function of land resource and water resource,the optimization model of the sustainable utilization of land under the limitation of water resources was obtained.By means of the economic goal,social goal and environmental goal,the different model for the plan were put forward.Through the comprehensive evaluation, an optimized plan was selected.In this plan,the economical benefit and social benefit were accessed to the expected goal and the sustainable developmen was achieved.
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