UW-Madison/Extension Plant Disease Diagnostic Clinic (PDDC) Update August 19, 2022
In 2022, the PDDC continues to provide diagnoses through examination of digital photographs, as well as physical samples. Click here for the PDDC’s current submission policy, as well as information on the PDDC’s current fee structure. Digital diagnoses will be included in the Wisconsin Disease Almanac and when a digital diagnosis would normally require a lab confirmation, the disease/disorder will be labeled as “suspected”. The following diseases/disorders have been identified at the PDDC from August 13, 2022 through August 19, 2022.
| PLANT/SAMPLE TYPE | DISEASE/DISORDER | PATHOGEN | COUNTY |
| FRUIT CROPS | |||
| Apricot | Transplant Shock (Suspected) | None | Dane |
| Grape | Black Rot | Phyllosticta ampelicida | Portage |
| Peach | Bacterial Canker | Pseudomonas syringae | Dane |
| Pear | Sphaeropsis Canker | Sphaeropsis sp. | Columbia |
| Raspberry | Root/Crown Rot (Suspected) | Unspecified root/crown rot fungi/water molds | Adams |
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 Ann Joy, apricot, bacterial canker, Black Rot, Brian Hudelson, disease, PDDC, Peach, pear, Plant Disease Diagnostic Clinic, Raspberries, Root/Crown Rot, Sarah deVeer, sphaeropsis canker, Sue Lueloff, transplant shock.