Brian Hudelson, Ann Joy, Erin DeWinter and Joyce Wu, 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 19, 2013 through October 25, 2013.
Plant/Sample Type, Disease/Disorder, Pathogen, County
FORAGE CROPS,
Alfalfa, Aphanomyces Root Rot, Aphanomyces euteiches, Taylor
Alfalfa, Fusarium Root/Crown Rot, Fusarium sp.
Alfalfa, Rhizoctonia Root Rot, Rhizoctonia sp., Taylor
FRUIT CROPS,
Apple, Bitter Pit, None, Monroe
Apple, Bitter Rot, Colletotrichum sp., Monroe
Apple, Flyspeck, Zygophiala jamaicensis, Jefferson, Monroe
Apple, Sooty Blotch, Peltaster fructicola, Geastrumia polystigmatis Leptodontium elatius, Jefferson
Pear, Flyspeck, Zygophiala jamaicensis, Jefferson
Pear, Sooty Blotch, Peltaster fructicola, Geastrumia polystigmatis Leptodontium elatius, Jefferson
Grape, Anthracnose/Bird’s-Eye Rot, Sphaceloma ampelinum, Jefferson
SOIL,
Soybean Soil, Soybean Cyst Nematode, Heterodera glycines, Grant
For additional information on plant diseases and their control, visit the PDDC website at pddc.wisc.edu.