Pest Management: Symptoms
Chilli - Tobacco cutworm: Spodoptera litura
- Symptoms of Damage:
Newly hatched larvae scrap the green matter in the leaf
Affected leaf looks like a papery white structure
Later instar larvae feed by making small holes
In severe infestations they feed voraciously on the entire lamina and petiole
- Identification of Pest:
Larva: Are seen in groups, young caterpillars are light green with black head or black spots
Adult: Are brown in colour. Forewings are brown colour with wavy white markings, hind wings are white colour with a brown patch along the margin.
Egg: Eggs are golden yellow, laid in masses and covered by silky hairs.
Plough the soil to expose and kill pupae
Castor as a trap crop
Set up pheromone trap @15/ha
Collect and destroy the egg masses, gregarious larvae and grown up caterpillars
Spray SINPV @ 1.5x1012 POB/ha in evening hour
Spray any one of the following insecticides
Emamectin benzoate 5 % SG@ 4 g/10 lit.
Flubendiamide 20 WDG @ 6.0 g /10 lit.
Indoxacarb 14.5 % SC @ 6.5 ml/10 lit.
Novaluron 10 % EC @ 7.5 ml/10 lit.
Spinosad 45 % SC@ 3.2 ml/10 lit.
Thiodicarb 75 % WP @ 2.0 g/lit.
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