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Crop Protection :: Pests of Aonla
Leaf roller: Caloptilia (=Gracillaria) acidula
Symptom of damage
  • Slender green larvae mine part or whole of the leaflets of compound leaves
  • Leaflets turns pale brown or dark brown
  • Upper epidermis separated from the lower
  • Intervening space filled with black excreta
  • Folded portion is skeletonized & dries up
  • In severe attack, the leaflets are twisted up to form cocoons
  • If the branch disturbed, all larvae leave their mines
Identification of the pest
  • Larva – cylindrical, yellow with thin, scattered hairs
  • Adult – small, brownish moth

 

Management
  • Clean cultivation
  • Collection and destruction of infested plant parts along with leaf roller
  • Spray application of dimethaote 0.03% and quinalphos 0.025% were found effective against leaf roller

Image source:

http://www.nbair.res.in/insectpests/Caloptilia-acidula.php


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