Plant Disease

Pull Soil Samples for SCN

cullen@entomology.wisc.edu — Thu, 15 Oct 2009 16:21:02 GMT

The Fall is a Good Time to Pull Soil Samples for SCN. The UW Agronomy Department, in cooperation with the Wisconsin Soybean Marketing Board, is again offering free SCN testing for Wisconsin growers.

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Tomato Late Blight In Wisconsin

cullen@entomology.wisc.edu — Thu, 10 Sep 2009 17:50:41 GMT

Tomato late blight has now been confirmed in 19 WI counties. Reports have come from home gardens, small farms, and larger farms (both organic and conventional).

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Managing Late Blight in the Organic Tomato Crop Fact Sheet

cullen@entomology.wisc.edu — Thu, 27 Aug 2009 12:48:40 GMT

Late blight is a potentially destructive disease of tomatoes (and potatoes) caused by the fungal-like organism, Phytophthora infestans. This pathogen is referred to as a ‘water mold’ since it thrives under wet conditions. All tomato plantparts can become infected by late blight, with leaf lesions beginning as pale green or olive green areas that quickly enlarge to become brown-black, water-soaked, and oily in appearance (Figure 1).

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

cullen@entomology.wisc.edu — Thu, 20 Aug 2009 12:34:49 GMT

The PDDC receives samples of many plant samples from around the state. The following diseases/disorders have been identified at the PDDC since August 12, 2009.

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

cullen@entomology.wisc.edu — Thu, 13 Aug 2009 13:30:47 GMT

The PDDC receives samples of many plant samples from around the state. The following diseases/disorders have been identified at the PDDC since August 5, 2009.

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Conditions Favorable for Sclerotinia Stem Rot Development

cullen@entomology.wisc.edu — Thu, 13 Aug 2009 13:24:56 GMT

In assessments made yesterday (11 August 2009) at a trial at the West Madison Agricultural Research Station, we noted symptoms associated with Sclerotinia stem rot (SSR), caused by Sclerotinia sclerotiorum (Figure 1).

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

cullen@entomology.wisc.edu — Thu, 06 Aug 2009 13:30:46 GMT

The PDDC receives samples of many plant samples from around the state. The following diseases/disorders have been identified at the PDDC since July 29, 2009.

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

cullen@entomology.wisc.edu — Thu, 30 Jul 2009 14:38:07 GMT

The PDDC receives samples of many plant samples from around the state. The following diseases/disorders have been identified at the PDDC since July 22, 2009.

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

cullen@entomology.wisc.edu — Thu, 23 Jul 2009 14:35:55 GMT

The PDDC receives samples of many plant samples from around the state. The following diseases/disorders have been identified at the PDDC since July 15, 2009.

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

cullen@entomology.wisc.edu — Thu, 16 Jul 2009 16:55:16 GMT

The PDDC receives samples of many plant samples from around the state. The following diseases/disorders have been identified at the PDDC since July 8, 2009.

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

cullen@entomology.wisc.edu — Thu, 09 Jul 2009 16:46:16 GMT

The PDDC receives samples of many plant samples from around the state. The following diseases/disorders have been identified at the PDDC since July 1, 2009

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

cullen@entomology.wisc.edu — Thu, 02 Jul 2009 14:35:42 GMT

The PDDC receives samples of many plant samples from around the state. The following diseases/disorders have been identified at the PDDC since June 24, 2009:

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

cullen@entomology.wisc.edu — Thu, 25 Jun 2009 16:21:22 GMT

The PDDC receives samples of many plant samples from around the state. The following diseases/disorders have been identified at the PDDC since June 17, 2009:

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

cullen@entomology.wisc.edu — Thu, 18 Jun 2009 16:27:02 GMT

The PDDC receives samples of many plant samples from around the state. The following diseases/disorders have been identified at the PDDC since June 10, 2009:

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