随着人民群众物质文化生活的不断丰富,人们对城市环境绿化的要求也愈来愈高,这就要求我们在设计植物群落时,既要创造独特的令人赏心悦目的自然环境,又要发挥植物多种功能的作用,保护人们赖以生存的空间,使城市的自然生态环境不断改善。黑龙江省大部分城市地处亚寒带,气候寒冷,年积温较低,植物种类同南方比相对较少。为此,应根据本地区的实际情况。充分利用乡土树种,同时,还应重视植物资源的开发、利用、引种和驯化工作,合理地进 With the continual enrichment of people’s material and cultural life and ever-increasing demands for afforestation in urban areas, this requires us to create a unique and pleasing natural environment while designing the plant community, The function of multiple functions protects the space on which people depend for survival and improves the natural ecological environment of the city. Most cities in Heilongjiang Province are located in the sub-arctic zone, with cold climate, low annual accumulated temperature and relatively few plant species compared with the south. To this end, should be based on the actual situation in the region. Make full use of native tree species, at the same time, should also attach importance to the development of plant resources, utilization, introduction and domestication, and reasonable