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Paddy White Backed Plant Hopper
Paddy Pests
White Backed Plant Hopper
Symptoms
- Nymphs and adults suck the sap from base of the tiller and cause stunted growth .
- Drying of leaves from tip downwards i.e. “Hopper burn” is caused in irregular patches.
- Rice plants affected by WBPH appear with hopper burn uniformly in large area throughout the field rather than localized hopper burn patches as in BPH.
- Suck the sap and cause stunted growth
- “Hopper burn” is caused in irregular patches
Management
- ETL – 2 nos. / tiller; when spider is present at 1 no./hill or 1No./hill when spider is absent
- Avoid close planting and provide 30 cm rogue spacing at every 2.5 to 3.0 m.
- Avoid use of excessive nitrogenous fertilizers.
- Control irrigation by intermittent draining
- Set up light traps to monitor pest population and to control.
- Avoid use of insecticides causing resurgence such as synthetic pyrethroids, methyl parathion, fenthion and quinalphos
- Drain the water before the use of insecticides and direct the spray towards the base of the plants.
- Spray any following insecticides
|
Insecticides |
Dosage |
|---|---|
|
250g/acre |
|
|
60ml/acre |
|
|
250ml/acre |
- Nymphs and adults suck the sap from base of the tiller and cause stunted growth .
- Drying of leaves from tip downwards i.e. “Hopper burn” is caused in irregular patches.
- Rice plants affected by WBPH appear with hopper burn uniformly in large area throughout the field rather than localized hopper burn patches as in BPH.
- Suck the sap and cause stunted growth
- “Hopper burn” is caused in irregular patches
- ETL – 2 nos. / tiller; when spider is present at 1 no./hill or 1No./hill when spider is absent
- Avoid close planting and provide 30 cm rogue spacing at every 2.5 to 3.0 m.
- Avoid use of excessive nitrogenous fertilizers.
- Control irrigation by intermittent draining
- Set up light traps to monitor pest population and to control.
- Avoid use of insecticides causing resurgence such as synthetic pyrethroids, methyl parathion, fenthion and quinalphos
- Drain the water before the use of insecticides and direct the spray towards the base of the plants.
- Spray any following insecticides
|
Insecticides |
Dosage |
|---|---|
|
250g/acre |
|
|
60ml/acre |
|
|
250ml/acre |
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