【摘要】 节水型屋顶绿化是北京地区增加城市绿化面积,改善城市生态环境的重要手段。本文通过查阅文献、实地调查和总结分析,从植物生长的条件和配置原则出发,归纳了北京地区屋顶绿化常用的植物材料,提出适合北京地区节水型屋顶绿化的植物选择原则,并根据这些原则,提出了推荐北京地区节水型屋顶绿化使用的乔木植物油松(Pinustabulaeformis)等15种、灌木植物大叶黄杨(Buxusmegistophylla)等27种、地被植物景天类(Sedum spectabilis)等13种,推荐了喷灌、滴灌和渗灌等3种可用于屋顶绿化的节水灌溉技术,并简要介绍了屋顶绿化的修剪要求,为北京地区节水型屋顶绿化的推广提供了理论依据和技术支持。更多还原

【Abstract】 Roof greening is one of most important measures to increase urban greening area and improve urban ecological environment in Beijing. Through literature review, field investigation and summary analysis, based on the plant’s growth conditions and principle of plant configuration in the roof greening, this paper concluded the plants commonly used in the roof greening in Beijing, suggested the plants suitable for the water-saving roof greening in Beijing, including 15 kinds of tree, 27 kinds of shrub and 13 kinds of ground-cover plants, recommended 3 kinds of water-saving irrigation technique, introduced key point of pruning. These results give some aid to the promotion of the water-saving roof greening in Beijing.更多还原