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Aug
28
Posted by:
WCM Staff
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.
UW-Extension/Madison Plant Disease Diagnostic Clinic (PDDC) Update
Brian Hudelson, Ann Joy, Amy Gibbs, and Brooke Weber, Plant Disease Diagnostics Clinic
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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PLANT
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DISEASE/DISORDER
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PATHOGEN
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COUNTY
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FIELD CROPS
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Corn (including seed)
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Barley Yellow Dwarf
Common Rust
Yellow Leaf Blight
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Barley Yellow Dwarf Virus
Puccinia sorghi
Phyllosticta maydis
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Sauk
Sauk
McHenry (IL)
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Soybean
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Bacterial Blight
Brown Spot
Root Rot
Stem Canker
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Pseudomonas syringae pv. glycinea
Septoria glycines
Phytophthora sp.
Pythium sp., Rhizoctonia sp.
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Kewaunee
Kewaunee
Kewaunee
Dane
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Wheat
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Black Point
Scab
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Alternaria sp., Helminthosporium sp.
Fusarium graminearum.
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Calumet
Calumet
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FRUIT CROPS
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Grape
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Anthracnose
Black Rot
Growth-Regulator Herbicide Injury
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Sphaceloma ampelinum
Phyllosticta ampelicida
None (Chemical)
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Vernon
Vernon
Manitowoc
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VEGETABLES
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Bean (Snap)
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Root Rot
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Pythium sp., Fusarium sp.
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Sauk
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Melon
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Anthracnose
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Colletotrichum obiculare
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Winnebago
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Pepper (including banana)
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Anthracnose
Blossom End Rot
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Colletotrichum sp.
None (Nutritional)
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Dane
Dane
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Pumpkin (Atlantic giant)
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Root Rot
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Pythium sp.
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St. Croix
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Tomato
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Bacterial Speck
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Pseudomonas syringae pv. tomato
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Rock
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Watermelon
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Fusarium Wilt
Root Rot
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Fusarium oxysporum
Pythium sp.
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Rock
Rock
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For additional information on plant diseases and their control, visit the PDDC website at pddc.wisc.edu.
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