unknown virus ( ) on common bean (Phaseolus vulgaris ) - 5364341

unknown virus

Host: common bean (Phaseolus vulgaris L.)
Descriptor: Symptoms
Description: Symptoms of an unknown presumptive viral disease of dry bean - yellowing on the upper surface of the leaf.
Image type: Field
Image view: Close-up
Image location: United States

Photographer Information

Name: Howard F. Schwartz
Organization: Colorado State University
Country: United States

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Image Number: 5364341

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Image Citation:(?) Howard F. Schwartz, Colorado State University, Bugwood.org

Node Affiliation: Colorado State University

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Image uploaded on Thursday, February 07, 2008
Image Information last updated on Tuesday, March 18, 2008