PESTS OF MAIZE :: Minor Pests :: Ash Weevil
9. Ash weevil: Myllocerus sp., (Curculionidae: Coleoptera)
Damage symptoms: The larva feeds on the secondary roots and adults on leaves.
Bionomics: Adult is a grey coloured weevil. A female weevil lays 98-350 eggs and they hatch in 3-12 days. Larvae and pupae are in soil. There are four larval instars of 23-40 days. Pupal period lasts 3-9 days. Life cycle is completed in 29-58 days.
Management: Spray endosulfan 35 EC 0.07%.
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