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 UW-Extension/Madison Plant Disease Diagnostic Clinic Update Aug 31 Minimize
Location: BlogsWisconsin Crop ManagerPlant Disease    
Posted by: WCM Staff 9/7/2006 9:33 AM
The Clinic receives samples of many field, forage, fruit and vegetable crops from around the state. The following diseases are what we identified since August 22, 2006: see table

UW-Extension/Madison Plant Disease Diagnostic Clinic Update

Nick Benzschawel, Ashley Bergeron, Emily Church, Amy Gibbs, Ann Joy, Brooke Weber, Catherine Wendt and Brian Hudelson, Plant Disease Diagnostics Clinic

The Clinic receives samples of many field, forage, fruit and vegetable crops from around the state.  The following diseases are what we identified since August 22, 2006:

CROP

DISEASE/DISORDER

PATHOGEN/CAUSE

COUNTY

Apple

Apple Scab

 

Venturia inaequalis

 

Racine

 

Corn

Anthracnose Stalk Rot

Fusarium Stalk/Root Rot

Gray Leaf Spot

Gibberella Stalk/Root Rot

Colletotrichum graminicola

Fusarium sp.

Cercospora zeaemaydis

Fusarium graminearum

Pierce

Pierce

Pierce

Pierce

Flat Mustard Greens

Black Rot

Xanthomonas campestris

Racine

Onion

Slippery Skin

Pseudomonas gladioli pv. alicola

Waushara

Pear

 

Black Rot

Sphaeropsis sp.

Dane

Raspberry

 

Root/Crown Rot

 

Pythium sp., Rhizoctonia solani

Portage, St. Croix

Soybean

 

Root Rot

Stem Canker

Pythium sp.

Diaporthe phaseolorum

Jefferson

Jefferson

Tomato

 

Early Blight

Leaf Mold

Septoria Leaf Spot

Alternaria solani

Fulvia fulva

Septoria lycopersici

Outagamie

Iowa

Iowa

For additional information on plant diseases and their control, visit the PDDC website at http://pddc.wisc.edu

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