Entries by damonsmith

Wisconsin Corn and Soybean Disease Update and Forecast – July 21, 2022

Damon Smith, Extension Field Crops Pathologist, Department of Plant Pathology, University of Wisconsin-Madison Roger Schmidt, Nutrient and Pest Management Program, University of Wisconsin-Madison Rain, and the return of more humid weather, has meant that risk of tar spot of corn and white mold of soybean has increased over the past week. Now is the time […]

Wisconsin Corn and Soybean Disease Update and Forecast – July 14, 2022

Damon Smith, Extension Field Crops Pathologist, Department of Plant Pathology, University of Wisconsin-Madison Roger Schmidt, Nutrient and Pest Management Program, University of Wisconsin-Madison Weather over the last week has been generally drier with milder temperatures in most of Wisconsin. Isolated storms have occurred and periods of leaf wetness have prevailed. So what does that mean […]

Hello White Mold, My Old Friend

Damon Smith, Extension Field Crops Pathologist, Department of Plant Pathology, University of Wisconsin-Madison Shawn Conley, Extension Soybean and Small Grains Agronomist, Department of Agronomy, University of Wisconsin-Madison Roger Schmidt, Nutrient and Pest Management Program, University of Wisconsin-Madison Paul Mitchell, Extension Economist, Agricultural and Applied Economics, University of Wisconsin-Madison In Wisconsin, the first couple of weeks of […]

We Found Tar Spot of Corn in 2022, Now What?

Damon Smith, Extension Field Crops Pathologist, Department of Plant Pathology, University of Wisconsin-Madison Brian Mueller, Researcher II, Department of Plant Pathology, University of Wisconsin-Madison Roger Schmidt, Nutrient and Pest Management Program, University of Wisconsin-Madison It didn’t take long this year to find tar spot in the corn crop in the Midwest. Last week brought on […]

Wisconsin Winter Wheat Disease Update – June 1, 2022

Damon L. Smith, Extension Field Crops Pathologist, Department of Plant Pathology, University of Wisconsin-Madison In Wisconsin, wheat diseases have been nearly non-existent up to this point. Cool weather has generally kept wheat disease at low levels. However, increase frequency of rain events and moderate temperatures over the next 7-10 days will likely increase disease risk, […]

Wisconsin Winter Wheat Disease Update – May 24, 2022

Damon L. Smith, Extension Field Crops Pathologist, Department of Plant Pathology, University of Wisconsin-Madison Winter Wheat is Wisconsin is in the “boot “or heading in the southern part of the state. Currently the Fusarium Risk Assessment Map is showing low risk for Fusarium head blight development (Fig 1). Rain is forecast for the next several […]

2021 Wisconsin Fungicide Test and Disease Management Summary Now Available

Brian Mueller, Researcher II, UW-Madison, Plant Pathology Damon Smith, Associate Professor and Extension Specialist, UW-Madison, Plant Pathology Mimi Broeske, Distinguished Editor, UW-Madison, Nutrient and Pest Management Program Each year the Wisconsin Field Crops Pathology Program conducts a wide array of fungicide and disease management tests on alfalfa, corn, soybeans, and wheat. These tests help inform […]

New Research Update: Disease Development and Deoxynivalenol Accumulation in Silage Corn

Richard W. Webster, University of Wisconsin-Madison; Maxwell O. Chibuogwu, University of Wisconsin-Madison; Hannah Reed, University of Wisconsin-Madison; Brian Mueller, University of Wisconsin-Madison; Carol L. Groves, University of Wisconsin-Madison; Albert U. Tenuta, Ontario Ministry of Agriculture, Food and Rural Affairs; Martin I. Chilvers, Michigan State University; Kiersten A. Wise, University of Kentucky; and Damon Smith, University of Wisconsin-Madison. A new research update has just been published on the […]

2021 Wisconsin Pest Management Update Meetings (In-Person Events Cancelled; Virtual Offering Only)

After much deliberation, we made the difficult decision to pivot the 2021 Wisconsin Pest Management Update Meetings from a hybrid model to all virtual because of continued COVID-19 concerns and low registration numbers. Thus, the in-person events at Darlington (November 16, 2021), Chippewa Falls (November 17, 2021) and Kimberly (November 18, 2021) are now cancelled. We […]