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Tomato Leaf Miner – Tuta absoluta

Available Products
0.5 mg Lure (T08) – Recommended lure for using in glasshouses
0.8 mg Standard Lure (T08A) – Recommended lure for using in outdoor situations
Dispenser Details
Both Lures: Natural rubber septum
Active Life
Both Lures: 4-6 weeks
Pest Details
Adult
Wingspan of 10-12 mm and a body length of ca. 6 mm. Forewings are silvery grey and brown with dark spots. Antennae are filiform with alternating light and dark segments. Labial palps are recurved.
Larvae
Newly hatched larvae are whitish yellow and ca. 0.5-0.9 mm long. Mature larvae become yellow-green with a pinkish colour dorsally and reach 7.5 mm in length. The
head is dark coloured.
Eggs
Cylindrical, ca. 0.36 x 0.22 mm in size and creamy white to yellow, becoming darker with age. Laid on the underside and to a lesser extent on the upperside of leaves.
Distribution
Europe, Africa, South America, the Middle East, India and Russia.
Economic Host(s)
Tomato and to a lesser extent potato.
Symptons/Signs
After hatching young larvae penetrate into leaves, fruits, buds and stems to feed within galleries or blotch like mines. Leaf mines contain darker frass and become necrotic. Stem galleries prevent plant development. Larvae prefer to attach apical buds, flowers and fruits. Larvae do not attack potato tubers
Generations
5-12(climate dependent)
Monitoring
Adults Present
May to October (Climate dependant)
Recommended Trap Density
Glasshouses: Ca. 4 – 5 traps per hectare. Position one trap near the entrance. | Open Fields: 1-2 traps per hectare in small areas of crops (under 2,500 m2) and 4 – 5 traps per hectare in crop areas larger than 2,500 m2.
Trap Maintenance
Check traps on a regular basis; at least twice a week. Replace the pheromone dispensers every 4 weeks to achieve optimum results. Replace sticky inserts, if using Delta Traps, once they become saturated with dust or insects.
Storage
Keep product away from heat and direct sunlight. Store in a refrigerator for a shelf life of 12 months or a freezer for an extended life of 18 months. Always store sealed in original packaging.
Recommended Trap
View Trap

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