mildew
41Wheat mildew — may be ranked as a wheat disease which affects the ear, and is brought on by causes somewhat similar to those which occasion blight, though at a more advanced period of the season. If this disorder comes on immediately after the first appearance… …
42false mildew — noun any of various fungi of the family Peronosporaceae parasitic on e.g. grapes and potatoes and melons • Syn: ↑downy mildew • Hypernyms: ↑mildew • Hyponyms: ↑blue mold fungus, ↑Peronospora tabacina, ↑onion mildew, ↑ …
43onion mildew — noun fungus causing a downy mildew on onions • Syn: ↑Peronospora destructor • Hypernyms: ↑downy mildew, ↑false mildew • Member Holonyms: ↑Peronospora, ↑genus Peronospora * * * …
44powdery mildew — 1. any of various parasitic fungi of the ascomycete order Erysiphales, which produce a powderlike film of mycelium on the surface of host plants. 2. Plant Pathol. a disease caused by powdery mildew, characterized by yellowing and death of the… …
45downy mildew — noun any of various fungi of the family Peronosporaceae parasitic on e.g. grapes and potatoes and melons • Syn: ↑false mildew • Hypernyms: ↑mildew • Hyponyms: ↑blue mold fungus, ↑Peronospora tabacina, ↑onion mildew, ↑ …
46tobacco mildew — noun fungus causing a downy mildew on growing tobacco • Syn: ↑Peronospora hyoscyami • Hypernyms: ↑downy mildew, ↑false mildew • Member Holonyms: ↑Peronospora, ↑genus Peronospora * * * …
47gooseberry mildew — noun 1. : a mildew affecting gooseberries; especially : a mildew caused by a powdery mildew (Sphaerotheca mors uvae or Microsphaera grossulariae) 2. : a fungus that causes gooseberry mildew …
48downy mildew — 1. Also called false mildew. any fungus of the family Peronosporaceae, causing many plant diseases and producing a white, downy mass of conidiophores, usually on the under surface of the leaves of the host plant. 2. Plant Pathol. a disease of… …
49cucumber mildew — noun 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 …
50hop mildew — noun 1. : either of two parasitic fungi attacking the hop: a. : a powdery mildew (Sphaerotheca humuli) b. : a downy mildew (Peronoplasmopara humuli) 2. : disease of hops caused by a hop mildew …
