Vegetable Disease Control Laboratory of Amanda J. Gevens
Cucurbit downy mildew was just confirmed on a pickling cucumber sample from our sentinel plot in Dane County, Wisconsin. This is the first confirmation of this disease in Wisconsin for 2021. This non-fungicide-treated plot includes multiple cucurbit types (winter squash, summer squash, pumpkin, cucumber, watermelon, cantaloupe, gourd) for the purpose of twice-a-week evaluations for downy …
In This Issue: Potato Production Updates - Disease Forecasting Updates for Potato - Late Blight in Potato & Tomato - Cucurbit Downy Mildew Updates - Basil Downy Mildew
In this issue: Disease Forecasting Updates for Potato Late Blight in Potato & Tomato - Cucurbit Downy Mildew Updates
In This Issue: Nitrates in Well Water at UW Hancock ARS - Potato Production Updates - Disease Forecasting Updates for Potato Late Blight in Potato & Tomato - Cucurbit Downy Mildew Updates - Onion Downy Mildew
In This Issue: Potato Production Updates - Disease Forecasting Updates for Potato Late Blight in Potato & Tomato, Cucurbit Downy Mildew Updates.
In This Issue: Potato Production Updates - Disease Forecasting Updates for Potato Late Blight in Potato & Tomato, Cucurbit Downy Mildew Updates - Colorado Potato Beetle and PVY Updates
In this issue: Potato Production Updates - Disease Forecasting Updates for Potato - Late Blight in Potato & Tomato - Cucurbit Downy Mildew Updates - Pythium in Vegetables - Corn Earworm, Tomato Fruitworm, & Two- Spotted Spider Mites
Potato late blight has been confirmed in a commercial production field in Portage County, Wisconsin, just north of Bancroft. The disease was present on lower canopy foliage in an isolated section of the field and the pathogen was sporulating. The grower has been managing this field with appropriate fungicides, including the phenylamide fungicide mefenoxam (ie. …
In This Issue: Potato Production Updates - Disease Forecasting Updates for Potato - Cucurbit Downy Mildew Updates - Potato Virus Y and Western Bean Cutworm Updates
In This Issue: Potato Production Updates - Disease Forecasting Updates for Potato - Cucurbit Downy Mildew Updates - Colorado Potato Beetle, Japanese Beetle, and Cabbage Looper Updates