noun
1. : a powdery mildew caused by an ascomycetous fungus ( Uncinula necator )
2. : a downy mildew caused by a phycomycetous fungus ( Plasmopara viticola )
noun
1. : a powdery mildew caused by an ascomycetous fungus ( Uncinula necator )
2. : a downy mildew caused by a phycomycetous fungus ( Plasmopara viticola )
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012