摘要
在运用层次分析法确定各指标权重系数的基础上,采用灰色关联分析计算关联度,建立了绿化型蓝刺头优良品系的选择评价系统.应用此评价体系对自选的8个蓝刺头无性系进行了综合评选,结果表明:12号无性系综合性状最好,田间表现与园林绿化要求低矮、多分枝、抗病性强的育种目标相一致.
Based on analytic hierarchy process (AHP), gray correlation analysis was used to evaluate eight Echinops latifolius clones, and a selection system for E. latifolius clones was established. The results showed that of the 8 clones studied, Clone No. 12 was the best.
出处
《西南大学学报(自然科学版)》
CAS
CSCD
北大核心
2008年第6期106-110,共5页
Journal of Southwest University(Natural Science Edition)
基金
北京市林业局花卉产业处资助项目(25012482)
关键词
蓝刺头
无性系
灰色关联分析
层次分析法
综合评价
Echinops latifolius
clone
gray correlation analysis
analytic hierarchy process (AHP)
comprehensive evaluation