Entries by damonsmith

Insights on In-Season Corn Disease Management Decisions For the 2021 Season

Damon Smith, Extension Field Crops Pathologist, Department of Plant Pathology, University of Wisconsin-Madison Corn is approaching the V6-V10 range of growth stages in much of Wisconsin. With this, comes many questions about applying fungicide to control disease and preserve yield. What diseases are out there? What disease(s) should I focus on in-season? When should I […]

Wisconsin Winter Wheat Disease Update – May 28, 2021

Damon L. Smith, Extension Field Crops Pathologist, Department of Plant Pathology, University of Wisconsin-Madison Winter wheat in Southern and South-central Wisconsin is quickly approaching anthesis. By early next week the window of opportunity to apply fungicide for Fusarium head blight (FHB; scab) will be here. Currently the risk for FHB is variable and ranges from […]

Managing Winter Wheat Diseases in Wisconsin During the 2021 Field Season

Damon L. Smith, Extension Field Crops Pathologist, Department of Plant Pathology, University of Wisconsin-Madison Up until this week diseases of winter wheat have been basically non-existent. Dry weather leading to a moderate drought in much of the state has meant that the environment has not been favorable for most wheat pathogens of concern for us […]

What’s the Skinny on Foliar Fungicides for Alfalfa in Wisconsin?

Damon L. Smith, Extension Field Crops Pathologist, Department of Plant Pathology, University of Wisconsin-Madison With high commodity prices this spring and some freeze events affecting alfalfa in Wisconsin several weeks ago, I have been getting many questions about using fungicide on alfalfa. Should you do it? Is it economically viable? Does fungicide help to heal […]

2020 Wisconsin Field Crops Pathology Fungicide Tests Summary Now Available

Damon Smith, Extension Field Crops Pathologist, Department of Plant Pathology, University of Wisconsin-Madison Brian Mueller, Assistant Field Researcher, Department of Plant Pathology, University of Wisconsin-Madison Each year the Wisconsin Field Crops Pathology Program conducts a wide array of fungicide tests on alfalfa, corn, soybeans, and wheat. These tests help inform researchers, practitioners, and farmers about […]

Please join us for the 2020 Wisconsin Pest Management Update Virtual Meetings! 

  Registration Link: https://go.wisc.edu/78t2bd   The format for the Wisconsin Pest Management Update will be different this year because of COVID-19. Presentations will include pest management information for Wisconsin field and forage crops. Speakers will include Mark Renz, Nick Arneson, and Rodrigo Werle, Weed Scientists, Damon Smith, Plant Pathologist, and Bryan Jensen, Entomologist. Virtual meetings […]

Crop Protection Network (CPN) Needs Your Input!

Damon Smith, Extension Field Crops Pathologist, Department of Plant Pathology, University of Wisconsin-Madison Help the CPN determine how to serve you best through this short survey. The Crop Protection Network (CPN) develops tools to help farmers, ag industry, and researchers with crop protection decisions. The CPN is a partnership of university Extension specialists providing unbiased, […]

Wisconsin Soybean White Mold Update – July 29, 2020

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 Figure 1 illustrates the calculated risk of white mold for select Wisconsin locations for non-irrigated soybeans, as determined by […]

Wisconsin Corn Tar Spot Update – July 29, 2020

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 No new county level first-detects of tar spot in Wisconsin have been added to the national tar spot map this week (Fig. 1). This week we are seeing just a a handful […]

Wisconsin Soybean White Mold Update – July 23, 2020

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 Figure 1 illustrates the calculated risk of white mold for select Wisconsin locations for non-irrigated soybeans, as determined by […]