black rot (Guignardia bidwellii ) on wine grape (Vitis vinifera ) - 0176028

black rot
Guignardia bidwellii (Ellis) Viala & Ravaz

Host: wine grape (Vitis vinifera L.)
Descriptor: Symptoms
Description: Symptomson a grapevine leaf: necrotic circular lesions scattered over lamina.
Image type: Field
Image location: France

Photographer Information

Name: M. Clerjeau
Organization: INRA, Centre de Recherches de Bordeaux
Country: France

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Image Number: 0176028

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Image Citation:(?) M. Clerjeau, INRA, Centre de Recherches de Bordeaux, Bugwood.org

Node Affiliation: University of Georgia

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Image uploaded on Wednesday, November 10, 2004
Image Information last updated on Monday, May 09, 2011