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

Brian Hudelson, Ann Joy, Joyce Wu, Tom Hinsenkamp, and Catherine Wendt, Plant Disease Diagnostics Clinic

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 October 11, 2014 through October 17, 2014.

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

FIELD CROPS,

Corn, Gray Leaf Spot

Northern Corn Leaf Blight, Cercospora sp.

Exserohilum turcicum, Fond du Lac

Fond du Lac

FRUIT CROPS,

Raspberry, Root/Crown Rot, Rhizoctonia solani, Waukesha

SOIL,

Soybean Soil, Soybean Cyst Nematode, Heterodera glycines, Columbia, Dodge, Winnebago

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