Brian Hudelson, Sean Toporek, Jake Kurczewski and Ann Joy
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 July 30, 2016 through Aug 5, 2016.
Plant/Sample Type, Disease/Disorder, Pathogen, County
Field Crops
Soybean, Fusarium Root and Stem Rot, Fusraium sp., Buffalo
Soybean, Phytophthora Root and Stem Rot, Phytophthora sp., Buffalo
Soybean, Rhizoctonia Root and Stem Rot, Rhizoctonia sp., Buffalo
Soybean, Sudden Death Syndrome, Fusarium virguliforme, Rock
Fruit Crops
Apple, Cedar-Apple Rust, Gymnosporangium sp., Dane
Apple, Chemical Burn, none, Dane
Apple, Root Rot, Phytophthora sp., Pythium sp., Dane
Pear, Chemical Burn, none, Dane
Vegetable Crops
Cucumber, Anthracnose, Colletotrichum orbiculare, Dane
Kale, Fusarium Stem Rot, Fusarium sp., Dane
Potato, Rhizoctonia Canker, Rhizoctonia solani, Langlade
Pumpkin, Angular Leaf Spot, Pseudomonas syringae pv. lachrymans, Dane
Tomato, Bacterial Canker/Bird’s-Eye Fruit Spot, Clavibacter michiganensis subsp. michiganensis, Dane
Tomato, Bacterial Speck, Pseudomonas syringae pv. tomato, Fillmore (MN)
Tomato, Blossom End Rot , none, Washington
Tomato, Cucumber Mosaic, Cucumber mosaic virus, Jefferson
Tomato, Cuticle Cracking, none, Crawford
Tomato, Early Blight, Alternaria solon, Fillmore (MN)
Tomato, Septoria Leaf Spot, Septoria lycopersici, Grant, Oneida, Fillmore (MN)
Tomato, Tobacco Mosaic, Tobacco mosaic virus, Jefferson
Zucchini, Plectosporium Blight, Plectosporium tabacinum, Dane
Specialty Crops
Hop, Downy Mildew, Pseudoperonospora humble, Wood