Plant Disease Diagnostic Clinic (PDDC) Update, 6-2-17

Brian Hudelson, Sue Lueloff 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 May 27, 2017 through June 2, 2017.

PLANT/SAMPLE TYPE, DISEASE/DISORDER, PATHOGEN, COUNTY

FORAGE CROPS   

Alfalfa, Root/Crown Rot, Pythium sp., Rhizoctonia sp., Fusarium sp., Outagamie

FRUIT CROPS   

Cherry, Bacterial CankerPseudomonas syringae pv. syringae, Dane

VEGETABLE CROPS   

Potato, Fusarium Dry Rot, Fusarium sp., Dane, Grant (WA)

Potato, Leak, Pythium sp., Grant (WA)

Potato, Pythium Stem Canker, Pythium sp., Kankakee (IL)

Potato, Soft Rot, Clostridium sp., Grant (WA)

Tomato, Cucumber MosaicCucumber mosaic virus, Washington

Tomato, Tobacco Mosaic, Tobacco mosaic virus, Washington


For additional information on plant diseases and their control, visit the PDDC website at pddc.wisc.edu. Follow the clinic on Facebook and Twitter @UWPDDC.