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Analysis to the Driving Force Model and Drives Factor on the Utilized Changes of Cultivated Land in Qinghai Lake Area

CHI Danduojie et al(School of Economics and Management,Qinghai University for Nationalities,Xining,Qinghai 810007)  
Using path analysis,correlation analysis,partial correlation analysis and system dynamics method to study the driving force of cultivated land in Qinghai Lake Area,and using gradually regression analysis to establish the driving force model of utilized change of cultivated land.Driving factors,action mechanism and process of utilized change of cultivated land were analyzed,and the differences during all factors were compared.The study provides some decision basis for sustainable utilization and management of land resources in Qinghai Lake Area.
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