Amaranthus (Amaranthus spp.)
Leaf caterpillar (Hymenia recurvalis)
Symptoms
- The caterpillar webs the leaves with silken threads and feed within.
- Webbed leaves become devoid of chlorophyll and dry up.
- Greenish larva with white lines and black crescents on thorax is seen.
Management
- Collect and destroy affected plant parts along with caterpillars.
- Set up light trap (1 trap/ha) to attract and kill the adults.
- Spray neem garlic emulsion (20 ml neem oil+ 20 gram garlic paste+ 5 gram bar soap/litre of water).
Chemical Control
| Sl.No | Generic Name | Trade Name | Color code | Dosage/litre | 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 | 400 ml | 1000 ml | - |
Extremely Toxic
Highly Toxic
Moderately Toxic
