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Crop Protection :: Oil Seeds :: Pest of Safflower

Gram pod borer/ Capsule borer:  Helicoverpa armigera

Symptoms of damage:

  • In early stage of crop growth larvae feed on leaves and shoot apices
  • Later, the larvae shift to the developing capitula
  • The symptoms are perforated leaves, perforated involucral bracts, partially or completely eaten capitula in the bud stage and bored developing capitula

Identification of the pest:

  • Eggs:  Spherical in shape and creamy white in colour, laid singly
  • Larva: Shows colour variation from greenish to brown. It has dark brown grey lines on the body with lateral white lines and also has dark and pale bands.
  • Pupa: Brown in colour, occurs in soil, leaf, pod and crop debris
  • Adult: Light pale brownish yellow stout moth.
  • Forewings are olive green to pale brown with a dark brown circular spot in the centre.
  • Hind wings are pale smoky white with a broad blackish outer margin

 

 




Larva
Pupa
Adult

Management:

  • Intercropping with non host crop like wheat or barley
  • Avoid chickpea as intercrop
  • Excessive application of nitrogen should be avoided
  • Ha NPV can be applied at 250-300 larval equivalents/ha
  • Conserve Campoletis chloridae, Enicospilus sp, etc

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