Spotted Wing Drosophila

Spotted Wing Drosophila Alert: September 1, 2017

David Handley, Vegetable and Small Fruit Specialist; James Dill, Pest Management Specialist; Frank Drummond, Professor of Insect Ecology/Entomology Our trap captures for spotted wing drosophila continued to increase this week at nearly all locations. (See table below.) Growers with any susceptible ripening fruit will need to continue protecting against fly egg-laying and larval infestation. Only […]

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Spotted Wing Drosophila Alert: August 24, 2017

David Handley, Vegetable and Small Fruit Specialist; James Dill, Pest Management Specialist; Frank Drummond, Professor of Insect Ecology/Entomology Spotted wing drosophila trap captures continue to increase as we move later into the season. (See table below.) Such high fly numbers will cause significant infestations of larvae in any ripening soft fruit, especially raspberries, blackberries, blueberries […]

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Spotted Wing Drosophila Alert: August 17, 2017

Click on photos to enlarge. David Handley, Vegetable and Small Fruit Specialist; James Dill, Pest Management Specialist; Frank Drummond, Professor of Insect Ecology/Entomology Spotted wing drosophila trap captures have increased significantly at most locations over the past two weeks. (See table below.) All of the trapping sites are catching numbers that will result in significant […]

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Spotted Wing Drosophila Alert: August 3, 2017

Click on photos to enlarge. David Handley, Vegetable and Small Fruit Specialist; James Dill, Pest Management Specialist; Frank Drummond, Professor of Insect Ecology/Entomology Spotted wing drosophila activity continues to increase at most trapping sites this week. (See table below.) Most of the trap counts are above what we consider potentially damaging to ripening berry crops, […]

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Spotted Wing Drosophila Alert: July 21, 2017

Click on photos to enlarge. David Handley, Vegetable and Small Fruit Specialist; James Dill, Pest Management Specialist; Frank Drummond, Professor of Insect Ecology/Entomology There has been an increase in spotted wing drosophila activity at most trapping sites this week (see table below). Reports from throughout the northeast suggest a similar trend. This is significantly earlier […]

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Spotted Wing Drosophila Alert: July 17, 2017

Click on photos to enlarge. David Handley, Vegetable and Small Fruit Specialist; James Dill, Pest Management Specialist; Frank Drummond, Professor of Insect Ecology/Entomology We have found numerous spotted wing drosophila (SWD) fruit flies in raspberry and highbush blueberry plantings in Maine over the past week, in nearly every location that we have set up traps […]

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