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Yellow sugarcane aphid

Description

  • Adult: Lemon yellow and covered in short black spines. Two double rows of dark spots on its back.
  • Nymphs: Like adults but smaller and wingless.
  • Eggs: Females do not lay eggs but give birth to live young.
     

Timing of damage: During early growth stages

Type of damage: Purpled or yellowed leaves and stunted growth.

Scouting: Inspect seedlings for aphid presence. However, sugarcane aphids are more common in sorghum than in wheat.

Economic threshold: When 10% to 40% of young plants are infested.

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