UC Davis researchers have uncovered important genetic clues about the pathogen that causes grape powdery mildew, among the most destructive vineyard pests throughout California and the world.

While Botrytis is the most destructive plant pathogen in grapes, powdery mildew is also a persistent U.S. vineyard threat. Mevalone is a formidable tool to assist growers in their fight against both ...

New field trials show that it kills a powdery mildew that would otherwise damage vine leaves and destroy grapes. Many urban dwellers don’t realize that mildew is more than the unsightly bane of shower ...

Mevalone is an eco-friendly, resistance-management-tool option that fits well in integrated programs and organic production. Synthetic fungicides remain essential for high-pressure situations but ...

Grape growers and winemakers around the world will be able to easily assess powdery mildew in the field with the help of a mobile application just released globally. PMapp, which supports decisions ...

Q: Last year my grapes had such bad powdery mildew that even the grapes dried up and looked moldy and shriveled. I was told by the master gardeners at the farmer’s market that I needed to do something ...

Grape growers and winemakers around the world will be able to easily assess powdery mildew in the field with the help of a mobile application just released globally. Grape growers and winemakers ...

Dogs have an excellent sense of smell, and they work in cooperation with humans as police dogs and drug detection dogs. However, it was not clear how dogs can detect the smell of powdery mildew, a ...

Recent rain in the Canberra wine district has caused powdery mildew in some pinot noir crops. Powdery mildew is a fungal infection that can ruin grapes. It can be difficult to control. A grey-purple ...

Add Yahoo as a preferred source to see more of our stories on Google. Brian Schmidt, a veteran winemaker at Vineland Estates Winery in Ontario's Niagara Region, is shown with a modified harvester that ...