Agriculture & Natural Resources

Commercial Field Crops

Welcome to the Field Crop Disease website of the University of Delaware Extension Plant Pathology Group.

This site contains information about diseases and disease management of agronomic crops in Delaware and the surrounding region:

  • Fact sheets
  • Images
  • Management recommendations
  • Important links and websites

Dr. Alyssa Koehler,, (302)856-2585, ext 571

Mailing address:
16483 County Seat Hwy
Georgetown, DE 19947