powdery mildew


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Related to powdery mildew: downy mildew

powdery mildew

n.
1. Any of various plant diseases caused by fungi, especially of the family Erysiphaceae, that produce powdery conidia on the host surface.
2. A fungus causing such a disease.

powdery mildew

n
1. (Plant Pathology) a plant disease characterized by a superficial white powdery growth on stems and leaves, caused by parasitic ascomycetous fungi of the family Erysiphaceae: affects the rose, aster, apple, vine, oak, etc
2. (Plant Pathology) any of the fungi causing this disease

pow′dery mil′dew


n.
1. any of various fungi of the ascomycete order Erysiphales that produce a powderlike film of mycelium on the surface of host plants.
2. the plant disease caused by powdery mildew.
[1885–90, Amer.]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.powdery mildew - any of various fungi of the genus Erysiphe producing powdery conidia on the host surfacepowdery mildew - any of various fungi of the genus Erysiphe producing powdery conidia on the host surface
Erysiphe, genus Erysiphe - genus of powdery mildews
mildew - a fungus that produces a superficial (usually white) growth on organic matter
References in periodicals archive ?
BAKING SODA SPRAY THIS can be used to tackle leaf blight, which appears as a powdery mildew.
Broad-spectrum control of profit-robbing foliar diseases and soil pathogens, such as rusts, Septoria, leaf spots, Southern stem rot (white mold), apple scab, powdery mildew, early blight and Rhizoctonia
Carol: It sounds to me like powdery mildew, which can appear if a plant is very dry or has had uneven watering.
Moreover, spray be applied to counter Powdery Mildew, owever, antifungus spray be applied while maintaining duration of 1014 days
A: I suspect that the tree may have powdery mildew, as this is a very common disease in California on crape myrtle.
But asters are not alone in being susceptible and we don't stop cultivating rosesand rhododendrons, apples and soft fruit, cucumbers, peas, marrows because they are also vulnerable to powdery mildew.
To do so would likely increase the powdery mildew or introduce a more destructive fungus.
Watch out for early signs of powdery mildew disease which could be rampant at this time of the year.
Remove leaves that look dusty, as this could herald powdery mildew.
Fifteen chapters are presented, covering the topics of stem rust, wheat leaf rust, strip rust, wheat powdery mildew, spot blotch, foliar blight, resistance breeding for tan spot of wheat, septoria diseases, loose smut, Karnal bunt, common bunt, head blight, viral disease, flag smut, and nematode diseases.