Entries by damonsmith

Corn Stalk Rots and Ear Rots: A Double Whammy for Wisconsin Corn Farmers Again this Year

Damon L. Smith, Associate Professor and Extension Field Crops Pathology Specialist, University of Wisconsin-Madison John Goeser, Adjunct Assistant Professor, Department of Dairy Science, University of Wisconsin-Madison and Animal Nutrition Director, Rock River Laboratory, Inc The 2019 growing season is the third year in a row where we are going to end with many challenges for […]

Soybean Disease Considerations As the 2019 Harvest Approaches

Damon L. Smith, Associate Professor and Extension Field Crops Pathology Specialist, University of Wisconsin-Madison Shawn P. Conley, Professor and Extension Soybean and Small Grains Agronomy Specialist, University of Wisconsin-Madison  As the days get shorter and the temperatures start to cool, soybean harvest is on everyone’s minds. As the crop is maturing and beginning the early […]

Corn Disease and Nutritive Value Considerations for the 2019 Silage Harvest

Damon L. Smith, Associate Professor and Extension Field Crops Pathology Specialist, University of Wisconsin-Madison John Goeser, Adjunct Assistant Professor, Department of Dairy Science, University of Wisconsin-Madison and Animal Nutrition Director, Rock River Laboratory, Inc The 2019 silage corn harvest is finally starting to ramp up in Wisconsin. With the excitement of finally getting into the […]

Should I Be Applying Fungicide to My Fall Forage Oat Crop?

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 Record prevent-plant acres and lack of on-farm forage has pushed WI farmers into trying alternative cropping systems in 2019. A record number of late planted oats have been planted […]

2019 Pest Management Update Meeting Series Announced

The schedule for the 2019 Wisconsin Pest Management Update meeting series has been set. Presentations will include agronomic pest management information for Wisconsin field and forage crops. Speakers include Mark Renz and Rodrigo Werle, weed scientists, Damon Smith, plant pathologist, and Bryan Jensen, entomologist. The format will be the same as in recent years. Meetings […]

Tar Spot Now Confirmed in Wisconsin in 2019

Damon Smith, Extension Field Crops Pathologist, Department of Plant Pathology, University of Wisconsin-Madison Hannah Reed, Graduate Research Assistant, Department of Plant Pathology, University of Wisconsin-Madison  Brian Mueller, Assistant Researcher, Department of Plant Pathology, University of Wisconsin-Madison  Tar spot has been found on corn in plots established to monitor for the disease in Arlington (Columbia Co.) […]

Wisconsin Mid-Season Corn Disease Update – August 2, 2019

Damon Smith, Extension Field Crops Pathologist, Department of Plant Pathology, University of Wisconsin-Madison The Tar Spot Situation Figure 1 shows the calculated risk from Tarspotter for August 2, 2019, for various locations in Wisconsin. As you can see, the present risk remains very low for most of the state. Continued warm and dry conditions have […]

Wisconsin Soybean White Mold Update – August 1, 2019

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 and General Disease Update – July 18, 2019

Damon Smith, Extension Field Crops Pathologist, Department of Plant Pathology, University of Wisconsin-Madison Figure 1 shows the calculated risk from Tarspotter for July 19, 2019, for various locations in Wisconsin. As you can see, the present risk has dropped substantially over the past week, leaving much of the state at low risk. The drop is […]

Wisconsin Soybean White Mold Update – July 18, 2019

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 […]