Agritech Archive
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Agritech Archive

Production · Protection · Nutrients · Water
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Symptoms of damage

  • The caterpillar remains the soil at a depth of 2-4 inches.
  • The caterpillars cut the tender plants at the base, and branches or stems of growing plants.
  • The caterpillars drag the cut parts into soil for feeding.
  • The buried stem or branches is almost the sure index of the place where the caterpillar is hiding
  • Eggs - are laid on earth clods, chickpea stem bases and on both sides of leaves.
  • Larva - is dark brown with red head.
  • Pupa -Pupation takes place in earthen cocoon.
  • Adult- moth are brownish with numerous wavy lines and spots, measuring 3 to 5 cm across wings

Management

  • Deep summer ploughing.
  • Use well decomposed organic manure.
  • Adapt crop rotation.
  • Early sowing in the last week of October.
  • Intercropping with wheat or Linseed or Mustard reduces infestation.
  • In the early stages pick the insects and destroy.
  • Do not grow Tomato or Lady Finger in near by field.
  • Grow marigold on bunds
  • The adult insects can be controlled by light traps
  • Spray insecticides like quinalphos 25 EC @ 1000 ml/ha
  • In case of severe infestation . Profenophos 50 EC @ 1500 ml/ha.
  • Dilute the above in 500 - 600 liters water and spray.