北方发展粗放型屋顶绿化存在的问题及对策

Problems and methods for the development of extensive green roof in the north of China

城市化进程催生了屋顶绿化事业的产生和发展,首先明确了在北方地区发展粗放型屋顶绿化的必要性,然后针对北方特殊的气候条件,分析了其所面临的基质、植物以及杂草入侵三大问题,并提出了解决对策,同时对如何处理杂草与植物材料的关系发表了自己的见解。

Recently, green roof has becoming a necessary factor in the modem city planning. The extensive green roof was very appropriate for the north of China, this paper pointed out three key problems for its development, as well as giving some suggestions, including the composition of the soil, the plants and the weeds incursion. We also gave some especial suggestions for the relationship between the weeds and the plants.