Agriculture
Crop Production :: Oil Seeds :: Groundnut

 

Bihar hairy caterpillar: Spilosoma obliqua
Symptoms of damage:

  • Defoliation.
  • In severe infestation, whole plant eaten away leaving only the stems.

Identification of the pest:

  • Eggs: Laid in clusters on the underside of the leaves.
  • Larva: Orange coloured covered with long yellowish to black hairs with tuft of yellow hair that are dark at both end.
  • Pupa:  Pupation in silken cocoon.
  • Adult: Medium sized brown moth with red abdomen.
  • Wings are pink coloured with numerous black spots.

Management:

  • Pre-monsoon deep ploughing to expose the hibernating pupae to sunlight and predatory birds.
  • Collect and destroy eggs and young caterpillars
Larva
Adult

 

 

 

 

 

 

 

 

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