Submitted by akanksha on Sat, 16/01/2010 - 12:51
Posted in
Mustard Aphid Management
- It's a serious pest and both nymph and adult suck the sap of the tender leaves, twigs, stem inflorescence and pods by means of piercing and sucking type of mouth parts.
- The aphids are green small insects about 2mm in size.
- The affected leaves usually curl and in case of severe infestation the plant wilt and dry.
- When attack on inflorescence, the pod formation is adversely affected.
- The aphids also secrete 'honey dew' on which black mould develops.
- Black moulds adversely affect the normal physiological activities of the plants.
CONTROL MEASURES
- As the cold and cloudy weather favours the pest multiplication, sowing the crop earlier than the normal sowing time escape the pest attack.
- Spraying of crop with 0.07% Endosulphan 35 EC or 0.05%Malathion 50 EC.
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