Soybean Diseases in Ohio

Rhizoctonia damping off and stem rot

• Symptoms
  • poor stand, empty spaces in rows, dying seedlings, uneven plant heights
  • reddish brown, sunken canker at base of stem
  • older plants can turn yellow
• Environment
  • seeds & seedlings can be affected across a wide range of moisture and temperature conditions
• Survival
  • soil-borne fungus survives as minute sclerotia and in soil in decaying plant residue
• Management
  • seed treatment
  • crop rotation
  • improved drainage
  • Scouting