Connie supports the citizens of South Dakota in her role as the SDSU Extension Plant Diagnostician at the South Dakota State University campus in Brookings.
Connie Tande
SDSU Extension Plant Diagnostician
Also by Connie Tande
Wheat Streak Mosaic Virus Confirmed in 2026
At the end of April, a winter wheat sample was submitted to the Plant Diagnostic Clinic displaying typical viral symptoms of chlorosis and streaking. Upon testing, this sample was determined to be positive for Wheat Streak Mosaic Virus.
Grass Diseases of South Dakota Identification Guide
Common grass disease identification guide.
Bacterial Ring Rot: Yet another devastating disease of potato
Ring rot is primarily a disease of stored tubers and seed potatoes, where it produces black or brown lines just below the surface of the potato.