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《Resources and Environment in the Yangtze Basin》 2010-02
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ANALYSIS ON THE CONNOTATION,CLASSIFICATION AND FORMATION CAUSE OF THE WASTELAND

ZHANG Li-fang,PU Li-jie,TU Xiao-song(Department of Land Resources and Tourism Sciences,Nanjing University,Nanjing 210093,China)  
Wasteland is a special type of reserved land resources in out country.Control,redevelopment and utilization of the wasteland are important to the land use sustainable development.At present,many cases of the landscape renewal of the wasteland are reported in China,however,the systematic and deep research on the definition and classification of wasteland is rare.In order to promote the study of the wasteland,the concept of wasteland and discriminant model were put forward based on the origin and development of wasteland both at home and abroad,and on the characteristics of social-economic development of our country at nowadays.The wasteland was systematically classified by the standard of land assort with 4 different aspects.The formation cause of different types of wasteland was elaborated systematically from two sides.Considering the effective control and further development of wasteland in our country,some suggestions such as to establish and improve the regulatory agencies,to improve policies and regulations,to strengthen basic research and to promote the further development and reutilization of wasteland were put fbrward according to its evolution characteristic at present.
【Key Words】: wasteland definition of the concept classification formation cause
【Fund】: 国家“十一五”科技支撑计划(2006BAJ05A08、2006BAJ05A02);; 国家自然科学基金(40871255);; 江苏省研究生科研创新计划(CX08B_100Z)联合资助
【CateGory Index】: F301
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