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Preliminary Identification of Powdery Mildew on Pumpkin in Guizhou(PDF)

《北方园艺》[ISSN:1001-0009/CN:23-1247/S]

Issue:
2012年09期
Page:
146-148
Research Field:
Publishing date:

Info

Title:
Preliminary Identification of Powdery Mildew on Pumpkin in Guizhou
Author(s):
XIAO Zhong-jiu; LI Xiao-xia; LI Bin
Department of Biology,Zunyi Normal College,Zunyi,Guizhou 563002
Keywords:
Guizhou; pumpkin; powdery mildew; identification
PACS:
S 436.429
DOI:
-
Abstract:
Total 12 samples of hull-less pumpkin.powdery mildew collected from Guiyang，Zunyi,Liupanshui，and Anshun in Guizhou Province were identified based on the shape of conidium,the position of germ tube,the exis tence and non-exis tence of corpus fibrosum.The results showed that.pathogen was identified as Podosphaera xanthii，the pathogen on gourd vegetables was P.xanthii in Guizhou Province,the host range test showed that the pathogen could infect many species except Capsicum annuum,Lycopersicon esculentum，and Nicotiana tobacum.The pathogen could also attack Momordica charantia,Cucumis sativus，and Benincasa hispida.

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Last Update: 2014-09-02