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Gummy Stem Blight/Black Rot infection on cucumber (Didymella bryoniae (sexual stage); Phoma cucurbitacearum)

Gummy stem blight infection on cucumber (Cucumis sativus) saved for seed

Photo courtesy of W.R. Sitterly, Brevand, N.C.

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Link to the Factsheet on Gummy Stem Blight/ Black Rot of Cucurbits

Link to Photo Gallery of Gummy Stem Blight/ Black Rot of Cucurbits