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TUBER VEGETABLES :: MAJOR PESTS:: FLEA BEETLE

 


 

Flea beetle: Monolepta signata (Alticidae: Coleoptera)
Distribution and status:  More severe in South India.
Host range: Polyphagous pest, wide range of host plants like beet root, cabbage, cauliflower, chilli and radish.
Damage symptoms
Bite holes on leaves. In severe cases tuber development affected.
Bionomics:
Adult is 3-4 mm long, reddish brown elytra with two big white spots on each elytron.

 

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Monolepta signata

 

Management:
Spray endosulfan  35 EC 1.0 L or carbaryl 50 WP 1.0 Kg  in 500 L of water per ha or dust endosulfan 4 D 25 kg per ha .