Oidium is a fungal disease that can affect a variety of plants, including grapes, roses, and strawberries. It is caused by the fungus Oidium tuckeri, which forms a white powdery mildew on the surface of leaves, stems, and fruit. Oidium can cause significant damage to plants, reducing yields and making them more susceptible to other diseases. There are a number of different ways to combat oidium, including cultural practices, chemical treatments, and biological control.
Cultural practices that can help to prevent or reduce the severity of oidium include:
