With the development of urbanconstruction ,more and more cities lose their owncharacteristics .As a demonstrationarea of Double -oriented city ,Yunlong District of Zhuzhou City must deal with the relations of urban construction and the natural pattern well .On the basis of field survey ,this article usesthe methods and theoriesofforest ecology andlandscape ecology to put forward the principles ofbuildingurban forest ecosystem ofYunlong demonstration area ,in order to build adouble -oriented ecological city withgood ecological envi-ronment and rich urban landscapescenery .%在实地考察调研的基础上，运用森林生态学、景观生态学的方法和理论，提出了建设云龙示范区城市森林生态系统的原则。意在为该区建设成为生态环境优良、城市景观丰富、生态效益良好的两型生态城市提供参考。
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