UW-Madison/Extension Plant Disease Diagnostic Clinic (PDDC) Update

Brian Hudelson, Sean Toporek, 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 June 11, 2016 through June 17, 2016.

Plant/Sample Type, Disease/Disorder, Pathogen, County

Forage Crops
Alfalfa, Pythium Root Rot, Pythium sp., Lafayette, Sauk

Fruit Crops
Cherry, Brown Rot, Monilinia sp., Dane
Cherry, Sphaeropsis Canker, Sphaeropsis sp., Dane
Grape, Anthracnose, Sphaceloma ampelinum, Dane

Vegetable Crops
Garlic, Stem and Bulb Nematode, Ditylenchus dipsaci, Dane
Potato, Black Leg, Dickey sp., Portage
Tomato, Edema, None, Dane

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