范海延1,2;李宝聚2;吕春茂1;李天来1;周宝利1.葡聚六糖诱导黄瓜抗霜霉病的研究[J].植物保护,2003,29(1):14-16. |
葡聚六糖诱导黄瓜抗霜霉病的研究 |
Study on cucumber plant resistance introduced by glucohexaose against Pseudoperonospora cubensis disease |
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DOI: |
中文关键词: 植物免疫学 诱导抗性 葡聚六糖 黄瓜霜霉病 |
英文关键词:plant immunology induced resistance glucohexaose cucumber mildew disease |
基金项目: |
范海延1 2;李宝聚2;吕春茂1;李天来1;周宝利1 |
1.沈阳农业大学 沈阳110161;2.中国农业科学院蔬菜花卉研究所 北京100081 |
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中文摘要: |
黄瓜经喷施人工合成的植物抗病性诱导剂葡聚六糖诱导后 ,黄瓜霜霉病的发病程度显著降低。葡聚六糖诱导黄瓜抗霜霉病的效果以质量浓度为10μg/L ,诱导间隔期为7d ,连续诱导 3次效果较好 ,其诱导持续期可达 7d。结果还表明葡聚六糖的诱导抗性表达不仅与它本身的作用机制有关 ,还与它的使用方法有关 |
英文摘要: |
The diseased degree of cucumber mildew decreases obviously when cucumber plant is sprayed with synthetic glucohexaose of concentration at 10 μg/L. The test that induction plastochron is designed as 7 days and the inductions are made for three times results in good effect. And duration of the induction can remain 7 days. Moreover, both resistance mechanism and applied methods influence the induced resistance expression. |
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