Agricultural crops :: Pulses :: Greengram
Root Rot and Leaf Blight: Rhizoctonia solani
| Symptom |
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Initially mild scattered yellow spots appear on young leaves. Spots gradually increase in size and ultimately some leaves turn completely yellow.
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Infected leaves also show necrotic symptoms.
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Diseased plants are stunted, mature late and produce very few flowers and pods.
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Pods of infected plants are reduced in size and turn yellow in colour.
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The disease is transmitted by the whitefly, Bemisia tabaci.
Management
- Seed treatment with Trichoderma viride 4 g/kg or Pseudomonas fluorescens 10 g/kg
- Basal application of zinc sulphate 25 kg/ha
- Basal application of neem cake @ 150 kg/ha
- Soil application P. fluorescens or T. viride – 2.5 kg / ha + 50 kg of well decomposed FYM or sand
- Spot drenching of Carbendazim @ 1 gm/ lit
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