| 六种宿根花卉抗寒生理指标的比较研究 |
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| 引用本文： | 陈曦,周玉兰,刘志洋,李广忻.六种宿根花卉抗寒生理指标的比较研究[J].东北农业大学学报,2009,40(9). |
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| 作者姓名： | 陈曦 周玉兰 刘志洋 李广忻 |
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| 作者单位： | 哈尔滨市农业科学院,哈尔滨,150070 |
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| 基金项目： | 哈尔滨市科技攻关项目 |
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| 摘 要： | 试验以6种宿根花卉为试验材料,经-20℃处理后测定其可溶性糖含量、丙二醛含量及根系活力。结果表明,6种宿根花卉抗寒性由强到弱的顺序为:景天"八宝红花"、大花萱草"金娃娃"、金鸡菊"旭日"、金光菊"草原阳光"、天人菊"亚利桑那阳光"、羽扇豆"飘逸"。
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| 关 键 词： | 宿根花卉 可溶性糖 丙二醛 根系活力 |
Study on cold-resistant physiological indexes of six kinds of perennials |
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| CHEN Xi,ZHOU Yulan,LIU Zhiyang,LI Guangxin.Study on cold-resistant physiological indexes of six kinds of perennials[J].Journal of Northeast Agricultural University,2009,40(9). |
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| Authors: | CHEN Xi ZHOU Yulan LIU Zhiyang LI Guangxin |
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| Abstract: | The experiment took six perennials as experimental materials. Soluble sugar, MDA and root vitality were examined under -20 ℃ conditions. The results showed that cold resistance order from strong to weak: Sedum spectabile "Red", Hemerocallis "Golden Girl", Coreopsis "Rising Sun", Rudbeckia "Prairie Sun", Gaillardia "Arizona Sun", Lupinus "Floating". |
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| Keywords: | perennials soluble sugar MDA root vitality |
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