Red Gram (Cajanus cajan)
Bean aphid (Aphis craccivora)
Symptoms
- Damage by sucking the plant sap.
- Leaves, inflorescence stalk and young pods covered with aphids.
- Infested pods become withered and malformed.
- Complete drying of affected pods.
- Honey dew secretion with black ant movements.
Management
- Spray tobacco decoction or neem oil-garlic emulsion (20 ml neem oil+ 20 gram garlic paste+ 5 gram bar soap dissolved / litre of water) or Nattapoochedi (Hyptis suaveolens) emulsion (100 gram/ litre of water).
- Spray Laecanicillium lecanii (synonym Verticillium lecanii) or Beauveria bassiana (20 gram/litre of water).
- Release green lacewing bugs @ 50,000 eggs/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 | Imidacloprid 17.8 SL | Admit, Agro mida, Atom Imidacel, Confident, Confidor, Courage, Crop mida, Hilmida, Imida Gold Anumida, Imigro, JK Imida, Jumbo Imidastar, Maharaja, Mantra, Media Victor, Nagarjuna mida, Novastar, Seamer, Sensex, Shogun, Tata mida, Tropical Magic | yellow | 0.3 ml | 3 ml | 60 ml | 150 ml | |
| 2 | Dimethoate 30 EC | Nugor, Rogor, Tagor, Tara 909, Label colour | yellow | 1.5 ml | 15 ml | 300 ml | 750 ml | |
Extremely Toxic
Highly Toxic
Moderately Toxic
