| Cultivated land resource is the basis of agriculture.Evaluating the suatainable utilization of the regional cultivated land,identifying the situation of the region under the constrains in the sustainable utilization of cultivated land and finding out its limited factors,that have an important significance for the rational utilization and protection of the regional cultivated land.Refering the study lessons of prodecessors,this paper regards the cultivated land resource utilization of Qianjiang District in Chongqing as a concrete object,then establishes a sustainable utilization evaluation index system of cultivated land resource,and uses the integrated evaluation medol to evaluate the situation of the regional cultivated land sustainable utilization and puts forward the approaches.The paper is divided into six parts:Part I :Prolegomena. Background of the paper on the selection of subject, and the significance of the progress of the study ,together with the research of the main ideas, contents, methods and technical line.Part II : Introduces the knowledge of cultivated land resource sustainable utilization and theories.Part III : The establishment of regional cultivated land resource sustainable utilization evaluation index system.On the basis of Outlining the principles and objectives of regional cultivated land resource sustainable utilization evaluation,it will set the index system and analyze the evaluation methods.Part IV : A case ctudy of Qianjiang District in Chongqing.empirical analysis.It takes Qianjiang District for example,outlines the geographical location, natural conditions and resources, population and socio-economic profile and the situation of cultivated land resource utilization in the study area.Then it will evaluate cultivated land resource sustainable utilization and analyze the evaluation result according to the regional reality of Qianjiang District.Part V : Regional approaches to the sustainable utilization of cultivated land resource. |
PDF Full Text Request