downy mildew (Pseudoperonospora cubensis ) on watermelon (Citrullus lanatus var. lanatus) - 5377183

downy mildew
Pseudoperonospora cubensis (Berk. & M.A. Curtis) Rostovzev

Host: watermelon (Citrullus lanatus var. lanatus (Thunb.) Matsumura & Nakai)
Descriptor: Symptoms
Description: Downy mildew on watermelon. Note that lesions are irregularly shaped and that some have a tan margin with black flecks.  Symptoms of downy mildew on watermelon are quite different from symptoms on other cucurbits.
Image type: Field
Image location: North Carolina, United States

Photographer Information

Name: Gerald Holmes
Organization: California Polytechnic State University at San Luis Obispo
Country: United States

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Image Number: 5377183

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Image Citation:(?) Gerald Holmes, California Polytechnic State University at San Luis Obispo, Bugwood.org

Node Affiliation: University of Georgia

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Image uploaded on Wednesday, July 23, 2008
Image Information last updated on Tuesday, December 14, 2010