Cauliflower (Brassica oleracea var. botrytis)
Cabbage flea beetle (Phyllotreta cruciferae)
Symptoms
- Larvae live in soil and feed on roots of plants.
- Adults feed on the cotyledons and leaves of young plants making round holes.
- The stems, flowers and even pods may also be attacked.
- The attacked plants give decaying odour.
Management
- Deep summer ploughing to kill the over wintering population.
- In endemic areas the off season/ late season crop should be avoided
- Parasitoid Microctonus indicus also parasitizes adult P. cruciferae.
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 | - |
Extremely Toxic
Highly Toxic
Moderately Toxic
