摘要
1材料与方法1.1材料来源笔者在对云南省植物资源调查过程中发现,野生观赏草约有10科77属162种,重点对昆明地区野生观赏草进行了调查,参照相关资料进行了总结,得到的主要观赏草科属分类及观赏特性见表1(表见第57页Table1)。其中,多数为野生观赏草,包含部分已栽培种,如芦竹、虉草、滇蔗茅、菰、鸢尾等。1.2评价方法及标准采用灰色关联度分析法。
Ornamental value of 45 ornamental grass resources was evaluated by grey-correlation analysis based on the full investigation and research of ornamental grass resources in Kunming and with the characters of ornamental value, height, color of leaf and inflorescence as evaluating indexes. The results showed that the correlation degree with ideal species of 34 in the 50 ornamental grasses was higher than 0.6; Saccharum fallax, Erianthus longisetosus, Erianthus rufipilus, Zizania latifolia, etc. had better ornamental effects and their correlation degree with ideal species were 0.863 6, 0.812 5, 0.900 0 and 0.815 5, they can be used for landscaping directly.