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Noun1.Erysiphe - genus of powdery mildewsErysiphe - genus of powdery mildews    
fungus genus - includes lichen genera
Erysiphaceae, family Erysiphaceae - family of fungi parasitic mostly on leaves; includes powdery mildews
powdery mildew - any of various fungi of the genus Erysiphe producing powdery conidia on the host surface
References in periodicals archive ?
Another problem where Terramera's neem products are proving effective is against the fungi Fusarium oxysporum, Botrytis cinerea and Erysiphe nectator, also known as powdery mildew.
At the time, the Tulasnes labeled both forms Erysiphe guttata (facing page).
Kim et al in 2004 showed an antifungal property of the anthraquinones isolated from the Cassia tora against phytopathogenic fungi like Botrytis cineria, Erysiphe graminis, Puccinia recondite, Pyricularia grisea and the results obtained demonstrated the fungicidal action of emodin, physceion and rhein isolated from Cassia tora by chloroform fractions using chromatographic techniques.