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根据喀斯特山区高等级公路边坡等侵蚀劣地立地条件和生物防护对草被植物生物、生态学特性及水土保持性能的需求,对搜集和引进的18份草被植物的生态、社会和经济效益进行了系统研究,并采用模糊评分法对不同草被植物进行了综合评价,筛选出了适宜于贵州喀斯特山区高等级公路边坡等侵蚀劣地用的百喜草、苇状羊茅、百脉根、剪股颖、小冠花、扁穗牛鞭草、葛藤、白三叶、紫花苜蓿等优良护坡型草被植物,为贵州喀斯特山区高等级公路边坡等侵蚀劣地生物防护及植被恢复提供了科学的草种选择依据。
According to the site conditions of eroded spoils on the high-grade highway in karst mountainous areas and the biological protection on the biological, ecological characteristics and soil and water conservation properties of vegetation, the ecological, social and economic benefits of 18 vegetation species collected and introduced A systematic study was conducted and fuzzy comprehensive evaluation was conducted on different vegetation plants to screen out the suitable hippophae rhamnoides, tall fescue, Root prickly ash, small crown flowers, Hemarthria compressa, kudzuvine, white clover, alfalfa and other excellent slope-protected grassland plants, Guizhou Karst high-grade highway slope erosion and other degraded biological protection and vegetation restoration Provide a scientific basis for selection of grass species.