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Learn Economic Entomology with Rahul
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Banana pseudostem weevil ( Odoiporus longicollis, Curculionidae , Coleopteran)

    • Most active during summer and monsoon

Damaging stage:- grub and weevil .

Identification:-

  • Egg:- Laying in each chamber of banana stem.
  • Larva:-Creamy white soft legless, After hatch, tunneling.
  • Pupa: Inside stem,fibrous cocoon, inside the
  • Adult:- Shiny, reddish brown /black elytra covering half of abdomen 

Management:-

  • Used healthy
  • Field
  • Pseudo stem
  • Entomo pathogenic fungi (Beauveria bassiana).
  • Cosmo lure trap @ 5 trap/ ha
  • Botanical extract like annosome @ 2ml/lit of water 3 times at 10 days
  • Fumigation of the bored hole with aluminum phosphate  @ 2 tablets, 5gm/ plant.
  • Chloropyrifos 20EC @ 5 ml/L ,Malathiane 50 EC @2ml/L

 

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