Chilli (Capsicum annuum L.)
Damping off (Pythium sp)
Symptoms
- Pre emergent damping off results in rotting of seed and seedling before emerging out of soil
- In post emergent damping off, seedlings after emergence are infected near the collar region at the ground level
- Infected tissue become soft and water soaked
- The collar portion rots and ultimately the seedling collapse and die
Management
- Sow the seeds as thin as possible in raised beds prepared in the open area during summer months
- Spray nursery and main field with 1 % Bordeaux mixture at monthly intervals during rainy season
- Soil solarization of nursery beds for 30 days prior to sowing
- Ensure proper drainage in the field
- Seed treatment with Trichoderma at the rate of 5g/kg seed
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 | Thiram 75 WS | Hexathir, Tagithram, Thiram 75 DS, Thiride, Vegfru Thiram | Blue | 4g/kg of seed | N/A | N/A | N/A | Seed treatment |
| 2 | Copper oxychloride 50 WP | Bensaan, Blitox, Blue copper, Bluetrox, Copter, Cupramar, Cuprina, Dhanucop, Fytolan, Fytox, Fytran, Fytolan, Hilcopper, Killex copper, Maincop Dhanucop, Star cop, Tagcop, Trucop | Blue | 2 g | 20 g | 400 g | 1000 g | Planting pits should be drench prophylatically |
| 3 | Captan 75 SP | Delton, Dhanuban, Hexacalt | Green | 4g/kg of seed | N/A | N/A | N/A | Seed treatment |
Extremely Toxic
Highly Toxic
Moderately Toxic
