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Definitions from the Web

Erysiphales

Erysiphales is an order of fungi that belongs to the class Leotiomycetes. They are commonly known as powdery mildews, which are parasitic pathogens that attack flowering plants and crops. Erysiphales can cause considerable damage to plant health and yield.

Sample sentences:

• The rose bushes in our garden were infested with erysiphales, leaving a white powdery coating on the leaves.
• Farmers need to take preventive measures against erysiphales to protect their crops from the devastating effects of powdery mildew.
• The research study focused on the genetic diversity of different species of erysiphales found in various regions.

Possible related products on Amazon:

Powdery Mildew Sprays

Plant Disease Control Products