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Paddy Bacterial Leaf Streak
Paddy Diseases
Bacterial Leaf Streak
Symptoms
- Fine translucent streaks are formed on the veins and the lesions enlarge lengthwise and infect larger veins and turn brown
- On the surface of the lesions, bacterial ooze comes out and form form small yellow band-like exudates under humid conditions.
- In severe cases the leaves dry up.
-
Favourable conditions/Epidemiology:
- Clipping of tip of the seedling at the time of transplanting.
- Heavy rain, heavy dew, flooding, deep irrigation water.
- Severe wind and temperature of 25-30 °c
Management
Cultural method :
- Burn the stubbles.
- Use optimum dose of fertilizers.
- Avoid clipping of tip of seedling at the time of transplanting.
- Avoid flooded conditions.
- Remove weed hosts periodically.
Chemical Method :
- Avoid clipping of leaf tips during transplantation.
- Spray Streptomycin sulphate and tetracycline combination 120g + Copper oxychloride 500 g/ha.
|
Fungicide |
Dosage |
|---|---|
|
15-20g/acre |
|
|
250g/acre |
- Fine translucent streaks are formed on the veins and the lesions enlarge lengthwise and infect larger veins and turn brown
- On the surface of the lesions, bacterial ooze comes out and form form small yellow band-like exudates under humid conditions.
- In severe cases the leaves dry up.
-
Favourable conditions/Epidemiology:
- Clipping of tip of the seedling at the time of transplanting.
- Heavy rain, heavy dew, flooding, deep irrigation water.
- Severe wind and temperature of 25-30 °c
Cultural method :
- Burn the stubbles.
- Use optimum dose of fertilizers.
- Avoid clipping of tip of seedling at the time of transplanting.
- Avoid flooded conditions.
- Remove weed hosts periodically.
Chemical Method :
- Avoid clipping of leaf tips during transplantation.
- Spray Streptomycin sulphate and tetracycline combination 120g + Copper oxychloride 500 g/ha.
|
Fungicide |
Dosage |
|---|---|
|
15-20g/acre |
|
|
250g/acre |
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