详细信息

甘肃省大黄病害调查与病原鉴定    

Survey and pathogen identification of rhubarb diseases in Gansu province

文献类型:期刊文献

中文题名:甘肃省大黄病害调查与病原鉴定

英文题名:Survey and pathogen identification of rhubarb diseases in Gansu province

作者:王艳[1];陈秀蓉[2];李应东[1]

第一作者:王艳

机构:[1]甘肃中医学院药学系,甘肃兰州730000;[2]甘肃农业大学草业学院草业生态系统教育部重点实验室中-美草地畜牧业可持续发展研究中心,甘肃兰州730070

第一机构:甘肃中医药大学药学院(西北中藏药协同创新中心办公室)

通信机构:[1]Gansu College of Traditional Chinese Medicine, Lanzhou 730000, China

年份:2009

卷号:34

期号:8

起止页码:953

中文期刊名:中国中药杂志

外文期刊名:China Journal of Chinese Materia Medica

收录:MEDLINE(收录号:19639773);CSTPCD;;Scopus(收录号:2-s2.0-67650561878);北大核心:【北大核心2008】;CSCD:【CSCD2011_2012】;PubMed;

基金:国家“十一五”科技支撑计划重点项目(2007BA137B01)

语种:中文

中文关键词:大黄;病害调查;病原鉴定

外文关键词:Rheum palmatum; disease survey; pathogen identification

摘要:目的:通过调查甘肃省大黄主产区大黄病害种类及其特性,为病害综合防治提供理论依据。方法:田间调查和室内分离鉴定相结合。结果和讨论:共发现真菌性病害8种,分别为叶黑粉病Thecaphora schwarzmaniana、斑枯病Septoria sp.、锈病Puccinia rhei-palmati、轮纹病Ascochyta rhei、叶点霉灰斑病Phyllostica rhei、白粉病Erysiphe polygoni、灰霉病Botrytis sp.、根腐病Fusarium oxysporiums、1种病毒病(毒源待定)。黑粉病发病率为14%~26%,为害严重,急待解决。白粉病、灰霉病为国内首次报道。
Objective: To investigate diseases occurring in Rheum palmatum in Gansu province and identify pathogen. Method : Field survey in the main R. palmatum producing area and the pathogens were identified on the base of morphology. Result: Eight fungal diseases have been found after disease surveys on R. palmatum in Gansu province from 2004 to 2007. They were leaf smut ( Thecaphora schwarzmaniana ), leaf spot ( Septoria sp. ), rust ( Puccinia rheipalmati ), ring spot (Ascochyta rhei ), powdery mildew (Erysiphe polygoni. ) , grey mold(Botrytis sp. ), root rot( Fusarium oxyxporium)and a virus disease. Conclusion: Leaf smut, a severe disease with the incidence of 14%-26% , is the urgent problem waiting to be solved effectively. Powdery mildew and grey mold were reported for the first time in China.

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