Tag Archives: Smith

New Sclerotinia Stem Rot Fact Sheet

Damon Smith, Extension Field Crops Plant Pathologist A new fact sheet concerning Sclerotinia stem rot (white mold) on soybean has recently been published. The fact sheet describes symptoms of the disease and how to best manage it. To obtain a … Continue reading

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New and Revised Disease Fact Sheets

Damon Smith, Extension Field Crops Plant Pathologist A new UW Extension disease fact sheet on Aphanomyces root rot has recently been developed and ready for download.  The fact sheet describes symptoms of Aphanomyces root rot, gives details about the pathogen … Continue reading

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Disease Considerations for Soybean and Corn Harvest

Damon L. Smith – Extension Field Crops Pathologist, University of Wisconsin As the fall is approaching and crop harvest plans are being made, it is important to continue to assess disease issues in corn and soybean. These assessments aren’t being … Continue reading

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Video: Brown stem rot of soybean

Dr. Damon Smith, University of Wisconsin, talks about brown stem rot (BSR) of soybean. BSR can be a significant problem in years where the spring is wet and cool resulting in infection by the fungus Phialophora gregata soon after emergence. … Continue reading

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Stem Canker Prevalent in Wisconsin Soybean Fields

Damon L. Smith – Extension Field Crops Pathologist, University of Wisconsin While traveling to soybean fields around Wisconsin this past week, we have noticed quite a bit of stem canker showing up. The UW Disease Diagnostic Clinic has also received … Continue reading

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Soybean Vein Necrosis Virus

Kiersten Wise, Daren Mueller, Iowa State, and Damon Smith, Wisconsin Soybean Vein Necrosis Virus (SVNV) causes a virus disease in soybean that has been observed across the North Central U.S. in the last few years. The following video describes how … Continue reading

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Wisconsin Corn and Soybean Disease Update – August 21, 2014

Damon L. Smith – Extension Field Crops Pathologist, University of Wisconsin I have spent the last several days rating and scouting corn and soybeans in the southern tier of Wisconsin. There are a few active diseases out there to keep … Continue reading

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Goss’s Wilt Confirmed for First Time in 2014 in Wisconsin

Damon Smith, Extension Field Crops Pathologist, Department of Plant Pathology, University of Wisconsin-Madison This week the University of Wisconsin Plant Disease Diagnostic Clinic confirmed Goss’s wilt in dent corn from Grant County in Wisconsin (CLICK HERE TO SEE THE REPORT). … Continue reading

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Wisconsin Winter Wheat Performance Tests 2014

Shawn Conley, Adam Roth, John Gaska, Damon Smith The Wisconsin Winter Wheat Performance Tests are conducted each year to give growers information to select the best-performing varieties that will satisfy their specific goals. The performance tests are conducted each year … Continue reading

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Alfalfa Mosaic Virus on Soybean in Wisconsin

Damon Smith, Extension Field Crops Pathologist, Department of Plant Pathology, University of Wisconsin-Madison Calls, photos, and plant samples have been coming in over the last week (8/1/2014) pertaining to soybeans exhibiting abnormal growth and varying degrees of leaf mosaic (interwoven … Continue reading

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