UW-Madison/Extension Plant Disease Diagnostic Clinic (PDDC) Update August 30, 2024
The following diseases/disorders were identified at the PDDC from August 24, 2024 through August 30, 2024.
PLANT/SAMPLE TYPE | DISEASE/DISORDER | PATHOGEN | COUNTY |
Apple (‘Fuji’) | Blister Spot | Psuedomonas syringae pv. papulans | Trempealeau |
FRUIT CROPS | |||
Apple (‘Honeycrisp’) | Chlorosis Honeycrisp Leaf Mottle | None None | Green Lake Green Lake |
Apple (Unspecified) | Apple Scab Flyspeck Marssonina Leaf Blotch Sooty Blotch | Venturia inaequalis Zygophiala jamaicensis Marssonina coronaria Miscellaneous soot blotch fungi | Marathon Marathon Iowa Marathon |
Grape | Black Rot Downy Mildew | Phyllosticta ampelicida Plasmopara viticola | Oneida Columbia, Dane |
To learn more about plant diseases and their control, as well as PDDC educational resources and activities, visit the PDDC website at pddc.wisc.edu, follow the clinic on Facebook and Twitter @UWPDDC or email pddc@wisc.edu to subscribe to the PDDC listserv “UWPDDCLearn”.
This article was posted in Disease and tagged Brian Hudelson, Dante Tauscheck, disease, PDDC, Plant Disease Diagnostic Clinic.