PESTS OF MAIZE :: Major Pests :: Pink Stem Borer
3. Pink stem borer: Sesamia inferens (Noctuidae: Lepidoptera)
Distribution and status:
India, Pakistan, Malaysia, Taiwan, Burma, Bangladesh, Sri Lanka, South East Asia, China, Korea, Japan and Indonesia.
Host range:
Sorghum, maize, rice, wheat, sugarcane, bajra, ragi and guinea grass.
Damage symptoms:
Pink larva enters into the stem causing dead heart symptom similar to that of stem borer.
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Bionomics:
The adult moth is straw-coloured with white wings. The larva is pinkish brown with dark head. The life cycle is completed in 45-75 days. There are 4-6 generations per year.
Management
- Grow resistant cultivars like Deccan 101 and 103
Spray endosulfan 35 EC 1.0 L/ha. at every 20 days interval after germination of the crop.
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