Position: Home > Articles > Landscape Appreciation of Fifty Dahlia Species in Xi'an Area
Hubei Agricultural Sciences
2019
(3)
68-72
西安地区50种大丽花的园林观赏性评价
作 者：
李仁娜;李艳;王宏;赵宁;李阳;路强强;杨群力
单 位：
陕西省西安植物园/陕西省植物研究所
关键词：
大丽花(Dahlia pinnata Cav.);灰色关联度分析;观赏性评价;西安地区
摘 要：
评价西安植物园主要大丽花(Dahlia pinnata Cav.)品种资源的观赏性,为西安观赏大丽花的栽培和育种提供参考。运用灰色系统对50种大丽花的花直径、花梗长、株高、单朵花期等主要性状进行赋值,无量纲化处理后,利用灰色关联分析对大丽花在西安地区的观赏性进行了综合评价排序,结果表明,云锁莲峰、雪中情与理想种的关联度达0.80,指标因子的综合表现最好,其观赏性最高。根据大丽花品种的特点,分别提出了应用建议。
译 名：
Landscape Appreciation of Fifty Dahlia Species in Xi'an Area
作 者：
LI Ren-na;LI yan;WANG Hong;ZHAO Ning;LI Yang;LU Qiang-qiang;YANG Qun-li;Xi'an Botanical Garden/Institute of Batany of Shaanxi Province;
单 位：
LI Ren-na%LI yan%WANG Hong%ZHAO Ning%LI Yang%LU Qiang-qiang%YANG Qun-li%Xi'an Botanical Garden/Institute of Batany of Shaanxi Province
关键词：
Dahlia pinnata Cav.;;grey relational analysis;;ornamental evaluation;;Xi'an area
摘 要：
The ornamental quality of Dahlia pinnata Cav. in Xi'an Botanical Garden was evaluated to provide references for the cultivation and breeding of D. pinnata Cav. in Xi'an. The main characteristics of fifty Dahlia species such as flower diameter,pedicel length, plant height and single flowering period were evaluated by grey system. After dimensionless treatment, the ornamental quality of Dahlia in Xi'an was evaluated and sorted by grey correlation analysis. The results showed that the correlation degree of Yun Look Lotus Peak,Love in snow with ideal species was 0.80. The comprehensive performance of index factors was the best, and the ornamental quality of Dahlia was the best. According to the characteristics of Dahlia cultivars,the application suggestions were put forward.
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