临沂市观赏草资源及观赏价值评价

Resources of Ornamental Grass and Evaluation of Ornamental Value in Linyi

对临沂市的观赏草资源进行调查,发现共有观赏草35种,隶属于8个科23属,利用灰色关联分析法,对35种观赏草在临沂市的生长状况和观赏价值进行了综合评价。结果表明:35种观赏草中有25种与理想种的关联度在0.6以上;综合评价较高的观赏草有狼尾草(Pennisetum alopecuroides)、斑叶芒(Miscanthus sinensis‘Zebrinus’)、粉黛乱子草(Muhlenbergia capillaris)和蓝羊茅(Festuca glauca)等8种,与理想种的关联度达0.7以上,可以在临沂推广应用。

The ornamental grass resources in Linyi city were investigated and 35 species of ornamental grass belonging to 8 families and 23 genera were found.In this study,growth and ornamental value of 35 introduced perennial ornamental grass were evaluated in Linyi by gray-correlation analysis.The results showed that 25 of the 35 ornamental grasses were more than 0.6.Pennisetum alopecuroides,Miscanthus sinensis‘Zebrinus’,Muhlenbergia capillaris and Festuca glauca provided good performance with the correlation degrees more than 0.7,which can be popularized and applied in Linyi.