Crops as Natural Hosts for Plant Viruses in the Northeast

Cucumber mosaic virus (CMV) infection of zucchini summer squash (C. pepo). Note irregular and mottled surface of fruit

Yellow summer squash (with precocious yellow gene) masks color breaking for CMV and watermelon mosaic virus (formerly WMV-2), although symptoms appear on the foliage

Color breaking on yellow summer squash caused by papaya ringspot virus (formerly WMV-1)

Photos courtesy of T.A. Zitter, Cornell University, Ithaca, NY

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Link to the Checklist of Major Weeds and Crops as Natural Hosts for Plant Viruses in the Northeast

Link to Photo Gallery of Major Crops as Natural Hosts for Plant Viruses in the Northeast.