Insect Pests of Bananas and Plantains in India
Pseudostem weevil, Odoiporus longicollis
Pseudostem weevil is one of the most destructive pests of banana in India and many other parts of the world.
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Mature larva of pseudostem weevil
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Banana stem with holes covered with gummy exudate
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Tunnelling by pseudostem weevil
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Banana stem with hole covered with gummy exudate
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Holes on banana stem covered with larval frass and slimy exudate
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Banana stem with hole covered with gummy exudate
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Banana stem with holes covered with gummy exudate
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Banana stem with hole covered with gummy exudate
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Banana stem with gummy exudate
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Banana infested by pseudostem weevil
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Banana pseudostem weevil damage
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Banana stem with holes covered with gummy exudate
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Eggs of pseudostem weevil inside
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Egg of pseudostem weevil, magnified
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Egg of pseudostem weevil, magnified
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Egg of pseudostem weevil, magnified
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Egg of pseudostem weevil, magnified
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Early instar larva of pseudostem weevil
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Mature larva of pseudostem weevil
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Larva of pseudostem weevil
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Mature larva of pseudostem weevil
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Full grown larva of pseudostem weevil
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Larva of pseudostem weevil
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Pupa of stem weevil
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Pupa of stem weevil
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Fibrous cocoon / pupal case
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Pupal cases of pseudostem weevil
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Naked pupa of pseudostem weevil (shown without fibrous cocoon)
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Naked pupa of pseudostem weevil (shown without fibrous cocoon)
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Naked pupa of pseudostem weevil (shown without fibrous cocoon)
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Naked pupa of pseudostem weevil (shown without fibrous cocoon)
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Naked pupa of pseudostem weevil (shown without fibrous cocoon)
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Naked pupa of pseudostem weevil (shown without fibrous cocoon)
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Adult
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Adult weevil
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Adult
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Adult weevil
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Adult weevil
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Adult weevil
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Adult
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Adult, lateral view
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Adult, dorsal view
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Pronotum (enlarged)
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Adult
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Adult
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Adult
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Rostrum in male - dorsal view
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Rostrum in male - lateral view
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Pygidium in male
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Longitudinally split pseudostem pieces can be used as traps for monitoring and trapping of banana pseudostem weevil.
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Preparation of split stem trap for monitoring banana weevils
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Banana stem is longitudinally cut into pieces which are used for trapping / monitoring.
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Longitudinally split stem trap
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Preparation of split stem trap
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Disc-on-stump traps with trapped weevils
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Pseudostem weevil damage
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Pseudostem weevil damage
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Preparation of disc on stump trap
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Longitudinally split pseudostem pieces can be used as traps for monitoring and trapping of banana pseudostem weevil.
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Longitudinally split pseudostem pieces can be used as traps for monitoring and trapping of banana pseudostem weevil.
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Longitudinally split pseudostem pieces can be used as traps for monitoring and trapping of banana pseudostem weevil.
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Disc-on-stump traps can also be used for monitoring and trapping of pseudostem weevil and are better than longitudinally split traps.
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Disc-on-stump traps can also be placed at the base of banana clumps for monitoring and trapping of pseudostem weevil @25 traps / acre.
Next:
Corm weevil, Cosmopolites sordidus