Cabbage (Brassica oleracea var. capitata)
Mustard sawfly (Athalia lugens proxima)
Symptoms
- It has a great potential to defoliate the crop plant at seedling stage.
- Adults inflict damage by act of laying eggs with the help of their saw like ovipositor.
- Larvae nibble margins of tender leaves and later bite holes in the leaves.
- Larvae generally feed during dawn and dusk
Management
- Hand picking of larvae and their destruction.
- Irrigation results in drowning of the larvae.
- Use of neem is also effective.
- Bt formulations @ 0.05- 0.2 per cent exhibits excellent control
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 | Malathion 50 EC | Agromala, Agromala Malathion, Celthion, Hilmala, Kthion, Malaacid, Simala Milthion, Tagthion Malamar, Thisol | Blue | 2 ml/litre of water | 20 ml | 400 ml | 1000 ml | - |
| 2 | Quinalphos 25 EC | Agroquin, Anuphos, Guin Guard Tagquin, H.LX, Hilquin Geelux, Kinalaux Exalux, Krilux, Quinaswan Flash, Quincid Starlux, Rambalux Quinolux | Yellow | 2 ml/litre of water | 20 ml | 400 ml | 1000 ml | - |
Extremely Toxic
Highly Toxic
Moderately Toxic
