Corn leaf aphid

Rhopalasiphum maidis

Nature of damage

  • Plants affected by this pest may become stunted, show a conspicuous yellowish mottling, and turn reddish as they mature.
  • Young plants that have been infected seldom produce ears.


  • Yellowish mottling, turning to red.
  • Reduced ear growth.

Geographical distribution

  • Worldwide distribution.

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