A new race of spinach [Spinacia oleracea] downy mildew in Japan

A new race of spinach downy mildew caused by Peronospora effusa occurred in Fukui, Japan. The fungus was capable of affecting spinach cultivars resistant to races 1, 2, 3 and 4, but not some other cultivars. Thus, the fungus had different pathogenicity from race 3 and race 4 of the pathogen and was...

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Bibliographic Details
Published in:Journal of general plant pathology : JGPP 2002-02, Vol.68 (1), p.49-51
Main Authors: Satou, M. (National Agricultural Research Center for Tohoku Region, Morioka (Japan)), Sugiura, T, Ohsaki, R, Honda, N, Horiuchi, S, Yamauchi, N
Format: Article
Language:English
Subjects:
Airborne microorganisms
Cultivars
FUNGAL MORPHOLOGY
Fungi
IDENTIFICATION
JAPAN
MILDEWS
PATHOGENICITY
Pathogens
PATHOTYPES
PERONOSPORA
PHYSIOLOGICAL RACES
Plant pathology
SPINACIA OLERACEA
Vegetables
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Description
Summary:A new race of spinach downy mildew caused by Peronospora effusa occurred in Fukui, Japan. The fungus was capable of affecting spinach cultivars resistant to races 1, 2, 3 and 4, but not some other cultivars. Thus, the fungus had different pathogenicity from race 3 and race 4 of the pathogen and was considered to be a new race of spinach downy mildew in Japan.
ISSN:1345-2630
1610-739X
DOI:10.1007/PL00013052