| 天麻白绢病致病菌鉴定研究 |
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| 引用本文： | 余昌俊,王绍柏.天麻白绢病致病菌鉴定研究[J].安徽农业科学,2010,38(15):7902-7903. |
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| 作者姓名： | 余昌俊 王绍柏 |
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| 作者单位： | 三峡旅游职业技术学院,宜昌市天麻研究所,湖北宜昌443100 |
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| 基金项目： | 国家科技部"农业科技成果转化资金项目"，宜昌市重点科技攻关资助项目 |
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| 摘 要： | 目的]对天麻白绢病致病菌进行鉴定,并探讨该病的防治。方法]以从湖北宜昌低山地区天麻种植基地采集到的染病天麻为材料进行分离纯化,并运用柯赫氏法则（Koch’sPostulate）进行病原菌回接种,最后根据其生物学特性进行鉴定。结果]白绢病致病菌属于弱寄生菌,直接侵入的能力差,一般只能通过伤口侵染寄主而发病。根据其菌丝菌核的形态及致病特性,天麻白绢病病原菌被鉴定为罗氏白绢小菌核菌（SclerotiumrolfsiiSacc.）,属半知菌亚门,丝孢纲,无孢目,小菌核菌属的真菌。结论]该研究可为罗氏白绢小菌核菌引起的天麻白绢病的防治提供参考。
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| 关 键 词： | 天麻 白绢病 鉴定 罗氏白绢小菌核菌 |
Identification of Gastrodia elata White Silk Disease Pathogen |
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| YU Chang-jun et al.Identification of Gastrodia elata White Silk Disease Pathogen[J].Journal of Anhui Agricultural Sciences,2010,38(15):7902-7903. |
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| Authors: | YU Chang-jun |
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| Institution: | YU Chang-jun et al(Three Gorges Tourism Vocational and Technical College,Yichang Gastrodia Institute,Yichang,Hubei 443100) |
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| Abstract: | Objective]The aim was to identify the pathogen of Gastrodia elata White Silk Disease and explore prevention and treatment of the disease.Method]Infected G.elata,collected from low-mountain regions in Yichang City of Hubei Province,were isolated and purified.Then,Koch's Postulate was adopted to inoculate the pathogen.Finally,the identification was carried out according to its biological characteristics.Result]The pathogen of White Silk Disease belongs to weak hyperparasite.Because of its poor direct invas... |
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| Keywords: | Gastrodia elata White Silk Disease Identification Sclerotium rolfsii Sacc |
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