衡阳市区22种观花草本植物综合评价研究

摘要

Based on the grey correlation analysis and through cultivation and continuous study of 22 herbal plants in Hengyang city in 3 years, 15 varieties, which include Verbena hybrida, Petunia hybrida and Dianthus chinen-sis, were selected for extension .The results showed that 6 biological traits of these 15 varieties had good compre-hensive performance, and the weighted correlation with the ideal variety was above 0.80.These 15 varieties could be directly applied as ground cover plants in Hengyang city .%通过对衡阳市22个观花草本地被植物为期3年的栽培应用研究，基于灰色关联度分析法，筛选出美女樱、矮牵牛和中国石竹等15个品种，其6个性状的综合表现较好，与“理想品种”的加权关联度均在0．80以上，可直接大面积应用于衡阳市区园林绿化。