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Silver Y Moth – Autographa gamma

Available Products
1 mg Standard Lure
Dispenser Details
Natural Rubber Septum
Active Life
4-6 weeks (temperature dependent)
Pest Details
Adult
Wingspan of 35-45 mm. Forewings greyish-brown to velvet-black suffused with white-grey. Wings each bear a silver y shaped mark. Hindwings pale brown with a broad brownish-black to blackish border
Larvae
Up to 45mm long. Body green to blackish-green with pale irregular lines along the back and a white to yellow spiracular line. Three pairs of abdominal prolegs
Eggs
Greyish-white, flattened eggs laid singly and in small groups on the leaves of hosts.
Distribution
Europe, the Middle East, North Africa and many parts of Asia.
Economic Host(s)
A wide range of greenhouse and outdoor grown crops including cultivated flowers, beet, potato, cereals and flax
Symptons/Signs
Larvae feed on leaves producing ragged edged holes in the leaf and on the leaf margins. The major damage is caused by later instars attacking the inner heads of crops.
Generations
3-4
Monitoring
Adults Present
April– November (climate/location dependant)
Recommended Trap Density
1-2 traps per hectare in large, uniform and dense areas of crops and 3-4 traps per hectare in less dense and heterogeneous areas of crops. Traps should be positioned atleast 20m apart and within/on the edge of outdoor crops.
Trap Maintenance
Check traps on a regular basis; at least twice a week. It is recommended to replace the pheromone dispensers every 4 weeks to achieve optimum results. Replace the sticky inserts, if used, when they become filled with dust or insects.
Storage
Keep product away from direct sunlight, heat, sparks and open flame. Store in a refrigerator for a shelf life of 18 months or a freezer for an extended life of 24 months. Always store sealed in original packaging.
Recommended Trap
View Trap

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