In This Issue: Updates in potato and vegetable production research. Potato and vegetable disease forecasting updates – thresholds met for preventative applications of fungicides for early blight and late blight in some WI locations. Cucurbit downy mildew. Diamondback moth, Potato leafhopper, Japanese beetle, Asiatic garden beetle descriptions and management.
In This Issue: Potato and vegetable disease forecasting updates – thresholds met for preventative applications of fungicides for early blight and late blight in some WI locations. Cucurbit downy mildew. Cucurbit powdery mildew. Degree day accumulations. Squash vine borer. Onion thrips. Squash bugs.
In This Issue: Seed potato age and research updates. Potato and vegetable disease forecasting updates. Early blight spore collections. Updates and management of potato leafhoppers, onion thrips, flea beetles, Colorado potato beetles (with detailed insecticide listing).
In This Issue: Potato and vegetable disease forecasting updates. Onion Botrytis leaf blight risk accumulation. Updates and management of Potato leafhopper, Cutworms, Cucumber beetles, Aster leafhopper, Colorado Potato Beetles. Colorado potato beetle insecticides.
In this issue: Potato production updates. Colorado Potato Beetle, Potato Leafhopper, Seedcorn Maggot updates. 2024 Commercial Vegetable Production in Wisconsin Guide (A3422). Potato and veg disease forecasting in 2024 update. Phytophthora nicotianae blight vs late blight.
In this issue: 2024 Commercial Vegetable Production in Wisconsin Guide (A3422). Potato and veg disease forecasting in 2024 update. Aphids, flea beetles, cole crop and imported cabbage worm, and Colorado potato beetle updates and management.
In this issue: 2024 Commercial Vegetable Production in Wisconsin Guide (A3422). Potato and veg disease forecasting in 2024. UW Entomology, Pathology, Vegetable Disease and Insect Forecasting Network, Wisconet and other weather-based vegetable management tools. Seedcorn maggot, Colorado potato beetle, aphids.
Due to a combination of a warm 2023-2024 winter season, and a heavy snowpack during the few weeks when air temperatures did drop into the single digits, soil temperatures in central Wisconsin may not have reached temperatures cold enough to kill potato tubers left in the field after harvest. Normally, 4-inch soil temperatures below 27F …
In This Issue: Potato and tomato early blight and late blight disease updates Cucurbit downy mildew updates Amanda Gevens, Chair, Professor & Extension Vegetable Pathologist, UW-Madison, Dept. of Plant Pathology, 608-575-3029, Email: gevens@wisc.edu Please note that this will be the last newsletter issued for our 2023 growing season production updates. We will periodically share …
In This Issue: Potato and tomato early blight and late blight disease updates Cucurbit downy mildew updates Yi Wang, Associate Professor & Extension Potato and Vegetable Production Specialist, UW-Madison, Dept. of Plant and Agroecosystem Sciences, 608-265-4781, Email: wang52@wisc.edu. Overall, Wisconsin and the Upper Midwest were hot and dry through most of August. However, growers …