Entries by damonsmith

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 […]

Wisconsin Soybean White Mold Update – July 11, 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 Update for July 11, 2019 – Frass Happens!

Damon Smith, Extension Field Crops Pathologist, Department of Plant Pathology, University of Wisconsin-Madison Figure 1 shows the calculated risk from Tarspotter for July 11, 2019, for various locations in Wisconsin. Figure 2 shows the risk for locations in southern and south-central Wisconsin. As you can see, the present risk remains generally high for tar spot […]

Don’t let Fusarium Head Blight Keep You Down – Prepare Now to Harvest Those Scabby Wheat Fields

Damon L. Smith, Extension Field Crops Pathologist, University of Wisconsin-Madison Shawn P. Conley, Extension Soybean and Small Grains Agronomist, University of Wisconsin-Madison Fusarium head blight (FHB) or scab has been observed at moderate to high levels in some Wisconsin winter wheat fields this season. Incidence and severity have been variable by location, susceptibility of the […]

Wisconsin Corn Tar Spot Update – July 3, 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 3, 2019, for various locations in Wisconsin. Figure 2 shows the risk for locations in southern and south-central Wisconsin. As you can see, the present risk remains generally high for tar spot […]

July in Wisconsin, Time to Think About White Mold Risk In Soybeans

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 week of July brings […]

Wisconsin Winter Wheat Disease Update – June 28, 2019

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 The Badger Crop Docs have been busy scouting production wheat fields and University of Wisconsin-Madison winter wheat variety trials and management trials around the wheat growing region of Wisconsin. Wheat […]