平西高速公路的绿化材料选择及景观设计

绿化材料的选择和设计是平西高速公路不同于省内其它公路的特色之一。文中结合平西高速公路沿线气候，地形，地理环境特点，根据高速公路绿色环境美的要求从植物生物学，生态学及环境美学的角度，全面地阐述了平西高速公路不同部位绿化设计指导思想及设计特色。通过精心设计，合理布局，科学配置，使平西高速公路绿化与公路主体实现了和谐统一，取得了明显的景观和生态效果。

Selection of Planting Material of Pingxi Expressway and the Landscape Design

The selection of greening materials and design of Pingxi Expressway is different from other expressways in Qinghai Province.Based on the characteristic of climate,terrain and geographical environment of Pinxi expressway,the instruction ideology and character of greening design for different locations of Pingxi Expressway were roundly expouded from the point of plant biology,ecology and environment aestheticism,as regarding to the demand of environment aestheticism of expressway greening.The concordance and unification between the greening of Pingxi Expressway and main engineering were enforced,and the obvious landscape and ecology effects were acquired by specially designing,reasonably layouting,scientificly configuring.