By WCM Staff on
5/28/2009 9:04 AM
The PDDC receives samples of many plant samples from around the state. The following diseases/disorders have been identified at the PDDC since May 20, 2009:
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By WCM Staff on
5/28/2009 8:48 AM
A new video has been posted online. Dr. Paul Esker, UWEX Plant Pathologist talks about spring scouting in winter wheat fields for common plant diseases. This is the link to the video >> http://www.youtube.com/watch?v=JKh9UKGKfMU
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By WCM Staff on
5/21/2009 12:03 PM
The PDDC receives samples of many plant samples from around the state. The following diseases/disorders have been identified at the PDDC since May 6, 2009.
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By WCM Staff on
5/14/2009 12:08 PM
The PDDC receives samples of many plant samples from around the state. The following diseases/disorders have been identified at the PDDC since May 6, 2009.
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By WCM Staff on
5/7/2009 8:10 AM
The UW-Extension/Madison Plant Disease Diagnostic Clinic (PDDC) receives samples of many plant samples from around the state. The following diseases/disorders have been identified at the PDDC since April 22, 2009:
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By WCM Staff on
4/30/2009 1:12 PM
UW-Extension/Madison Plant Disease Diagnostic Clinic (PDDC) Update. The following diseases/disorders have been identified at the PDDC since April 15, 2009.
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By WCM Staff on
4/16/2009 12:04 PM
The following diseases/disorders have been identified at the PDDC since January 1, 2009:
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By WCM Staff on
3/26/2009 12:32 PM
The decision process for foliar fungicides starts with knowing the variety of wheat planted in the fall. The goal when considering yield and economics is that you want to cover the total cost of the fungicide application.
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By WCM Staff on
2/12/2009 3:15 PM
By early August 2008, reports started coming in to county extension offices and the University of Wisconsin of soybean fields with symptoms similar to Phytophthora root rot (PRR). Because many of these fields were planted to varieties containing the Rps 1k gene, serious concern arose over the breakdown of resistance to PRR conferred by this gene.
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By WCM Staff on
9/11/2008 11:42 AM
It is a good time of year to learn about several common soybean diseases. If you just drive by your soybean fields this time of year, you could easily mistake maturity and natural plant death for several diseases or possibly early senescence due to drought.
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By WCM Staff on
8/28/2008 8:04 AM
The PDDC receives samples of many plant samples from around the state. The following diseases/disorders have been identified at the PDDC since August 13, 2008.
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By WCM Staff on
8/21/2008 3:14 PM
The PDDC receives samples of many plant samples from around the state. The following diseases/disorders have been identified at the PDDC since August 13, 2008.
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By WCM Staff on
8/13/2008 2:05 PM
As we have moved into our late season disease assessments for 2008 in corn around the state, we have noted the following diseases throughout the year (Figures 1-6):
Common rust (Puccinia sorghi)
Eyespot (Kabatiella zeae)
Northern corn leaf spot (Bipolaris zeicola)
Northern corn leaf blight (Exserohilum turcicum)
Anthracnose (Colletotrichum graminicola)
Gray leaf spot (Cercospora zeae-maydis)
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By WCM Staff on
8/13/2008 1:46 PM
Based on various reports from around the state in 2008, probably the number one disease of corn that has been noted and mentioned has been common rust, caused by Puccinia sorghi. Given the differences in the reports, the goal of this article is provide a method to help in estimating the severity of common rust on the leaf surface.
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