Entries by damonsmith

Wisconsin Tar Spot Update – June 25, 2019

Damon Smith, Extension Field Crops Pathologist, Department of Plant Pathology, University of Wisconsin-Madison Figure 1 shows the calculated risk from Tarspotter for June 25, 2019, for various locations in Wisconsin. Figure 2 provides a zoomed view for southern and south-central Wisconsin. As you can see, the present risk is very high for tar spot development […]

Tar Spot on My Mind

Damon Smith, Extension Field Crops Pathologist, Department of Plant Pathology, University of Wisconsin-Madison Tar spot seems to be on everyone’s mind now that corn planting is nearing the finish line. The challenging spring and wet weather has folks now focused on the various disease issues that might be in front of us if we stay in […]

I Finally Got My Soybeans Planted and Now They Look Sick!

Damon Smith, Extension Field Crops Pathologist, Department of Plant Pathology, University of Wisconsin-Madison Shawn Conley, Soybean and Wheat Extension Specialist, Department of Agronomy, University of Wisconsin-Madison The 2019 growing season has been nothing but full of challenges for Wisconsin farmers and farmers throughout the Midwest. Weather and grain markets have not improved, combined with late-planting […]

Wisconsin Winter Wheat Disease Update – June 4, 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 Wheat heads are close to emergence on some earlier varieties of winter wheat in southern and south-central Wisconsin. Within the next week wheat heads will be emerging and anthesis (flowering) […]

Wisconsin Winter Wheat Disease Update – May 31, 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 University of Wisconsin-Madison Field Crops Pathology crew has spent the last several days scouting winter wheat variety trials and commercial wheat fields in south and south-central Wisconsin. Wheat at […]

Wisconsin Winter Wheat Disease Update – May 21, 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 Winter wheat in Wisconsin continues to move through growth stages at a fairly even pace. Winter wheat plots in our research program located at the Arlington Agricultural Research Station, Arlington, […]

How Will Delayed Planting Influence Crop Diseases in 2019?

Damon Smith, Extension Field Crops Pathologist, University of Wisconsin-Madison Darcy Telenko, Extension Field Crops Pathologist, Purdue University We keep getting this question, because as we write this, it is storming yet again in many locations in the Midwest. Rain, rain, and more rain has pushed back timely planting everywhere. Concern is starting to mount about […]

Wisconsin Winter Wheat Disease Update – May 6, 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 scouting winter wheat in southern and south-central portions of Wisconsin (Figures 1 and 2). Wheat is moving extremely slow. Growth stages are much behind […]

Poor Soybean Seed Quality and Preparing for the 2019 Field Season

Damon Smith, Associate Professor and Extension Specialist, Department of Plant Pathology, University of Wisconsin-Madison Shawn Conley, Professor and Extension Specialist, Department of Agronomy, University of Wisconsin-Madison As we finish off 2018 and look ahead to the 2019 planting season, soybean farmers need to be prepared for some potential seed quality issues. The 2018 crop was […]