粗放型屋顶绿化系统的结构与功能

摘要

从屋顶绿化的涵义及类型出发,对国内外粗放型屋顶绿化系统的结构和功能进行了论述与分析。从概念推广、经济适用、促进技术规范和吸引政策保障等几方面,阐述了粗放型屋顶绿化在中国发展的开拓性和必要性,指出粗放型屋顶绿化必然被更多的城市纳入规划建设中。%Based on the conception,classification of roof greening,this paper generalized structure,function of extensive roof greening after analyzing the condition of roof greening at home and abroad.Moreover,advantages of spread conception,economy and application and technical assistance as well as policy guarantee in extensive roof greening are described.Development of the pioneering and necessity in extensive roof greening in China are suggested.