grape mildew

noun

1
: a powdery mildew caused by an ascomycetous fungus (Uncinula necator)
2
: a downy mildew caused by a phycomycetous fungus (Plasmopara viticola)

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“Grape mildew.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/grape%20mildew. Accessed 21 Mar. 2023.

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