UW-Madison/Extension Plant Disease Diagnostic Clinic (PDDC) Update August 9, 2024
The following diseases/disorders were identified at the PDDC from August 3, 2024 through August 9, 2024.
| PLANT/SAMPLE TYPE | DISEASE/DISORDER | PATHOGEN | COUNTY |
| FRUIT CROPS | |||
| Apple | Cedar-Apple Rust Frogeye Leaf Spot Marssonina Blotch Red Star Rust | Gymnosporangium juniperi-virginianae Botryosphaeria obtusa Marssonina coronaria Gymnosporangium yamadae | Dane, Wood Wood Iowa Dane |
| Grape | Crown Gall (Suspected) | Agrobacterium vitis | Jefferson |
| Peach | Bacterial Leaf Spot | Xanthomonas arboricola pv. pruni | Wood |
| Raspberry | Root/Crown Rot | Phytophthora sp., Pythium sp., Fusarium sp., Cylindrocarpon sp. | Brown, 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.