Agriculture
Crop Production :: Oil Seeds :: Groundnut

 

.Pod borer (Earwigs): Anisolabis stalli
Symptoms of damage

  • Nymphs and adults bore into tender pods and feed on the seeds.
  • Damaged pods show bore holes plugged with excreta, sand particles and discoloured pulps.
  • Severely damaged pods without kernal.
  • Infested pods are prone to secondary damage by fungal infection.

Identification of the pest

  • Eggs:  Laid in clusters in soil and sometimes inside the damaged pods.
  • Nymph: Resemble the adults, white in early stages and turns light brown.
  • Adult: Dark brown to black with forceps like caudal cerci and white leg joints.

Management:

  • Apply carbofuran 3 CG @ 20 kg/ac in endemic areas to the soil prior to sowing.
  • Repeat soil application on the 40th day of sowing and incorporate in the soil during the earthing up

 

Adult
Damaged pods

 

 

 

 

 

 

 

 

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