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《Resources and Enuironment In The Yangtza Basin》 2001-02
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YAO Shi mou (Nanjing Institute of Geograhy and Limnology,The Chinese Academy of Sciences,Nanjing 210008,China)  
Over the last 50 years,especially since the introduction of the reforming and opening policy,significant changes have taken place in many large,medium and small cities in the Yangtze Basin.The actual strength of urban economy,urban ecological environment and urban system in this region has resulted in a great advance of the cities in quality.After analyzing the process of city development and the present characters of the cities in this basin,the following five distinctive problems with values of either individuality or commonness have been identified:1)the difference in urbanization speed and city proportion in different provinces,2)the features in spatial structure of the cities,3)the development condition of cities and their individual roles,4)the rational evaluation and countermeasures for the land use,and the changes of proportion on constructive land engrossing arable land in lower and middle Changjiang River (Yangtze River),and 5) the rational development patterns for cities of different sizes.
【Fund】: 中国科学院重大A项目!(K 2 951-2 0 2 )
【CateGory Index】: F299.2
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