Category Archives: Plant Disease

Wisconsin Late-Season Corn Disease Update

Damon L. Smith, Extension Field Crops Pathologist, University of Wisconsin-Madison NCLB and Anthracnose Stalk Rot As corn silage harvest has begun and the corn grain crop is finishing, there have been some disease issues of note in Wisconsin. Northern corn … Continue reading

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UW-Madison/Extension Plant Disease Diagnostic Clinic (PDDC) Update

Brian Hudelson, Sean Toporek, Jake Kurczewski and Ann Joy The PDDC receives samples of many plant and soil samples from around the state. The following diseases/disorders have been identified at the PDDC from August 27, 2016 through September 2, 2016. … Continue reading

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Wisconsin Corn Southern Rust Update – August 26, 2016

Damon L. Smith, Extension Field Crops Pathologist, University of Wisconsin-Madison Southern rust of corn has been confirmed for the first time this season by the UW Plant Disease Diagnostic Clinic (PDDC) in Wisconsin. The positive sample was submitted from Rock … Continue reading

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UW-Madison/Extension Plant Disease Diagnostic Clinic (PDDC) Update

Brian Hudelson, Sean Toporek, Jake Kurczewski and Ann Joy The PDDC receives samples of many plant and soil samples from around the state. The following diseases/disorders have been identified at the PDDC from August 20, 2016 through August 26, 2016. … Continue reading

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Question of the week: What is up with all of this white mold on soybeans?

Damon Smith, Extension Field Crops Pathologist, University of Wisconsin-Madison I have been getting a lot of questions this week about the perceived large amount of white mold in soybeans in Wisconsin. There is more white mold out there than we … Continue reading

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Sudden Death Soybean Video

Dr. Damon Smith talks about sudden death syndrome (SDS) of soybean. SDS can be a significant problem in years where the spring is wet and cool resulting in infection by the fungus Fusarium virguliforme soon after emergence. However, SDS is … Continue reading

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UW-Madison/Extension Plant Disease Diagnostic Clinic (PDDC) Update

Brian Hudelson, Sean Toporek, Jake Kurczewski and Ann Joy The PDDC receives samples of many plant and soil samples from around the state. The following diseases/disorders have been identified at the PDDC from August 13, 2016 through August 19, 2016. … Continue reading

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UW-Madison/Extension Plant Disease Diagnostic Clinic (PDDC) Update

Brian Hudelson, Sean Toporek, Jake Kurczewski and Ann Joy The PDDC receives samples of many plant and soil samples from around the state. The following diseases/disorders have been identified at the PDDC from August 6, 2016 through August 12, 2016. … Continue reading

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Research results: Don’t delay soybean planting to manage SDS

Damon Smith, Department of Plant Pathology and Shawn Conley, Department of Agronomy, University of Wisconsin-Madison A new 4 page publication titled “Don’t Delay Soybean Planting to Manage Sudden Death Syndrome (SDS): Yield Loss Can Result” is available to download in … Continue reading

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Wisconsin crop disease update, no rust, some white mold

Damon Smith, Extension Field Crops Pathologist, University of Wisconsin-Madison Wisconsin corn continues to remain free of southern rust as of August 10, 2016. However, new confirmations have been reported in southern Indiana. [Read more, view map] Generally white mold incidence … Continue reading

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