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 ...

Grape breeders across the country are working to develop varieties that won’t fall victim to powdery mildew, a fungus that threatens grapes just about anywhere they are grown, and now artificial ...

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 ...

One of the biggest threats to vineyards local grape growers face is powdery mildew, a fungus that can ruin their crop if left unchecked. But spraying can be problematic, so the more than 200 vineyard ...

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 ...

If you've started to notice tiny, white, powdery, or splotchy spots on your plants, you might be dealing with a common fungal disease known as powdery mildew. While it typically doesn't cause ...

Q. It happened again! I wrote last year about a white coating on my grapes which you diagnosed as fungus. Lost all the grapes. This year there are many bunches of grapes, all covered with the same ...

Spring is in the air – and so is powdery mildew. This is the type of weather it loves. Watch for signs of this fungal disease on roses, grapes and ornamental shrubs, particularly on new leaves. A ...

As we move into Labor Day, we will see a major cooldown in temperatures, and that means it is the beginning of powdery mildew season. The evenings are cooling and because we are still watering gardens ...

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 ...