Pigeon Pea Spotted pod borer

Pigeon Pea Spotted pod borer: Maruca testulalis

Symptoms of damage

  • Bore holes on the buds, flower or pods
  • Infested pods and flowers are webbed together.

Identification of the pest

  • Larva – Greenish white with brown head. It has two pairs of dark spots on the back of each segment.
  • Adult – Forewings – light brown colour with white markings;  Hindwings – white colour with brown markings at the lateral edge

Management

  • ETL: 5/plant
  • Bird perches 50/ha
  • Mechanical collection of grown up larva and blister beetle
  • Ha NPV 3 x1012 POB/ha in 0.1% teepol
  • Apply any one of the following insectcides:
    • Azadirachtin 0.03 % WSP 2500-5000 g/ha
    • Bacillus thuringiensis serovar kurstaki (3a,3b,3c) 5%WP1000-1250 g/ha
    • Dimethoate 30% EC 1237 ml/ha
    • Emamectin benzoate 5% SG 220 g/ha
    • Indoxacarb 15.8% SC 333 ml/ha
    • Chlorantraniliprole 18.5 SC 150ml/ha
    • Spinosad 45%SC 125-162 ml/ha
    • NSKE 5% twice followed by triazophos 0.05%
    • Neem oil 2%
    • Phosalone 0.07%
      (Spray fluid 625 ml/ha) Note : Insecticide / Ha NPV spray

Source-

  • TNAU Agritech Portal
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