关键词: 道路绿化带, 植物景观与空间布局, 服务功能

Abstract: The urban road green belt is an important part of urban green space system,which not only improves the quality of the urban environment,but also create a landscape plant roads,improvie environmental quality and absorb dust and carbon dioxide,release oxygen and increase humidity.Urban road greening not only has high landscape value,but also has strong functionality.This paper discusses the functions of road green belt expansion by selecting three roads in the new urban area of Wulanchabu City for design and construction of green belts.

Key words: road green belt, plant landscape and spatial layout, services