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Chilli Tobacco Cutworm
Chilli Pests
Tobacco Cutworm
Symptoms
- 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
- Egg: Eggs are golden yellow, laid in masses and covered by silky hairs.
- 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
Management
- 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 @ 1.5×1012 POB/ha in evening hour
- Spray any one of the following insecticides
|
 Insecticide  |
Dosage |
|---|---|
|
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 |
|
 Spinosad 45% SC |
3.2 ml/10 lit |
- 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
- Egg: Eggs are golden yellow, laid in masses and covered by silky hairs.
- 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
- 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 @ 1.5×1012 POB/ha in evening hour
- Spray any one of the following insecticides
|
 Insecticide  |
Dosage |
|---|---|
|
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 |
|
 Spinosad 45% SC |
3.2 ml/10 lit |
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