公路边坡水土保持草种引种试验研究

The experiment of introduced grasses for water and soil conservation at the slope of freeway

为使高速公路边坡防护选择适宜草种 ,适宜季节 ,进行了一系列对比实验 ,并对实验结果每月观察记录 ,进行分析比较 ,得出结论———白三叶、高羊茅、狗牙根、百喜草、马蹄金、弯叶画眉草、波斯菊等草种选择适宜的播种时间播种 ,能达到很好的生态防护效益和美观效果 ,具有外观美、造价低 ,工程费用及维护费用低 。

In order to select the suitable grass and planted season for protecting slope of freeway.A series of comparing experiment was analyzed and the results of experiment were recorded every month.The excellent ecological protect benefit and the artistic effect can be gotten if the White Clover,Tall Fescue,Bermudagrass,Bahiagrass,Dichondra, Eragrostis pilosa,and Persian Chrysanthemum were planted in suitable time. That had fine looking, low cost,low engineer cost and maintain cost and long effect.