cucumber mildew


Definition of cucumber mildew

1 : either of two fungi destructive to cucumbers and melons:
a : a downy mildew (Peronoplasmopara cubensis)
b : a powdery mildew (Erysiphe cichoracearum)
2 : a disease caused by cucumber mildew

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“Cucumber mildew.” Dictionary, Merriam-Webster, Accessed 6 Dec. 2021.

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