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 4, 2014 through October 10, 2014.
Plant/Sample Type, Disease/Disorder, Pathogen, County
FIELD CROPS,
Soybean, Cercospora Blight, Cercospora kikuchii, Shawano
FRUIT CROPS,
Apple, Apple Scab, Venturia inaequalis, Washburn
Apple, Frog-Eye Leaf Spot, Botryosphaeria obtusa, Washburn
Raspberry, Anthracnose, Sphaceloma necator, Grant
Raspberry, Root/Crown Rot, Pythium sp., Grant
Strawberry, Leaf Spot, Ramularia brunnea, Portage
Strawberry, Phomopsis Leaf Blight, Phomopsis obscurans, Portage
Strawberry, Root/Crown Rot, Rhizoctonia solani, Portage
VEGETABLES,
Cabbage, Black Rot, Xanthomonas campestris, Brown
Kale, Black Rot, Xanthomonas campestris, Brown
Potato, Leak, Pythium sp., Waushara
SPECIALTY CROPS,
Ginseng, Mystery Seedling Disease, Cylindrocarpon sp., Fusarium sp., Pythium sp., Septonema sp., Marathon
SOIL,
Soybean Soil, Soybean Cyst Nematode, Heterodera glycines, Columbia, Dunn
For additional information on plant diseases and their control, visit the PDDC website at pddc.wisc.edu.