Brinjal (Solanum melongena L.)
Shoot And Fruit Borer (Leucinodes orbonalis)
Symptoms
- Young plants are more prone to attack
- The caterpillars bore into the shoots and fruits and feed on the internal tissues.
- The attacked shoots droop, wither and dry up.
- Damaged fruits have holes on them, plugged with excreta.
Management
- Avoid ratooning.
- Uproot and burn old plants before planting new plants since they harbour pest and carry over infestation
- Collect and destroy the damaged tender shoots, fallen fruits and fruits with bore holes to prevent population build up
- Grow resistance varieties like Pusa purple round , Pusa purple Long etc.
- Use light traps @ 1/ha to attract and kill the moths
- Release egg parasitoids Trichogramma chilonis @ 50,000 thousand /ha
Chemical Control
| Sl.No | Generic Name | Trade Name | Color code | Dosage/litre | Knapsack Sprayer (Capacity 10L) | Recommendation | Remarks | |
|---|---|---|---|---|---|---|---|---|
| Dosage/acre (200 L) | Dosage/hectare (500 L) | |||||||
| 1 | Chlorantraniliprole 18.5 SC | Coragen | Green | 0.4 ml/litre of water | 4 ml | 80 ml | 200 ml | - |
| 2 | Emamectin benzoate 5 SG | EM-1, Prabhaav, Proclaim, Robot Starclaim, Spolit | Yellow | 0.4 g/litre of water | 4 g | 80 g | 200 g | - |
| 3 | Thiacloprid 21.7 SC | Alanto | Yellow | 1.5 ml/litre of water | 15 ml | 300 ml | 750 ml | - |
| 4 | Thiodicarb 50 WP | Larvin, Spiro | Yellow | 2 g/litre of water | 20 g | 400 g | 1000 g | - |
Extremely Toxic
Highly Toxic
Moderately Toxic
