Pest Management: Symptoms
Sorghum - Shootfly: Atherigona varia soccata
- Symptoms of Damage:
The maggot bores inside the stem and cuts the growing point.
Central shoots dried and produce DEAD HEART symptom.
The infested plant produces side tillers.
- Identification of Pest:
Egg - white, cylindrical, distal somewhat flattened
Adult - Whitish grey fly
Use resistant varieties like Co-1, CSH 15R, Maldandi and Hagari.
Take up early sowing of sorghum( South West or North East monsoon)
Use seeds pelleted with insecticides
Seed treatment with imidacloprid 70 WS @ 10g/kg of seeds
In case of direct seeding, use increased seed rate upto 12.5kg/per hectare
Plough soon after harvest, remove and destroy the stubbles.
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