Soybean Diseases in Ohio

Stem canker

• Symptoms
  • top of soybean plant dead with leaves attached on main stem
  • reddish brown girdling canker on lower stem
  • stem tissue below the canker remains green
• Environment
  • rainy periods around V3 growth stage
• Survival
  • overwinters in soybean residue
  • seedborne
• Management
  • select resistant varieties
  • plant quality seed