UW-Extension/Madison Plant Disease Diagnostic Clinic (PDDC) Update 9/27-10/3

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 September 27, 2014 through October 3, 2014.

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

FRUIT CROPS,

Apple, Sphaeropsis Canker, Sphaeropsis sp., Kewaunee

VEGETABLES,

Tomato, Late Blight, Phytophthora infestans, Waukesha

SOIL,

Alfalfa Soil, Aphanomyces Seedling Blight, Aphanomyces euteiches race 1 and race 2, Carver (MN)

Soybean Soil, Soybean Cyst Nematode, Heterodera glycines, Buffalo, Rock, Sheboygan, Winnebago

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