Brian Hudelson, Sean Toporek, Ann Joy and Joyce Wu
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 June 20, 2015 through June 26, 2015.
Plant/Sample Type, Disease/Disorder, Pathogen, County
Field Crops
Corn, Anthracnose Leaf Blight, Colletotrichum graminicola, Iowa
Fruit Crops
Apple, Cedar-Apple Rust, Gymnosporangium juniper-virginianae, Iowa
Apple, Frogeye Leaf Spot, Diplodia seriata, Iowa
Apple, Fruit Rot, Gloeosporium sp., Houston (MN)
Cherry, Root Rot, Pythium sp., Dane, Door
Cherry, Root Rot, Cylindrocarpon sp., Dane, Door
Vegetables
Tomato, Bacterial Canker, Clavibacter michiganensis subsp. michiganensis, Richland
Tomato, Cucumber Mosaic, Cucumber mosaic virus, Dane
Tomato, Tobacco Mosaic, Tobacco mosaic virus, Dane
Tomato, Walnut Toxicity, None, Richland
Soil
Soybean Soil, Soybean Cyst, Heterodera glycines, Outagamie
For additional information on plant diseases and their control, visit the PDDC website at pddc.wisc.edu