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Spotted Wing Drosophila Alert: October 20, 2017

David Handley, Vegetable and Small Fruit Specialist; James Dill, Pest Management Specialist; Frank Drummond, Professor of Insect Ecology/Entomology Trap counts of spotted wing drosophila rose dramatically in some locations over the past week. We are now finding fly numbers in the thousands at more than half of our trapping sites. (See table below.) All sites […]

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Spotted Wing Drosophila Alert: October 13, 2017

David Handley, Vegetable and Small Fruit Specialist; James Dill, Pest Management Specialist; Frank Drummond, Professor of Insect Ecology/Entomology Spotted wing drosophila populations continue to be high but variable this week. While some locations saw decreases in the weekly trap catch, others had the highest numbers of the season. (See table below.) This variability can be […]

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Spotted Wing Drosophila Alert: October 10, 2017

David Handley, Vegetable and Small Fruit Specialist; James Dill, Pest Management Specialist; Frank Drummond, Professor of Insect Ecology/Entomology Spotted wing drosophila numbers increased significantly at some of the trapping sites this week, although there doesn’t seem to be a pattern to those increases geographically. (See table below.) Fly numbers at other locations remained relatively stable […]

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Spotted Wing Drosophila Alert: September 22, 2017

David Handley, Vegetable and Small Fruit Specialist; James Dill, Pest Management Specialist; Frank Drummond, Professor of Insect Ecology/Entomology There was a downturn in spotted wing drosophila numbers at most of our trapping locations this week, although it is important to note that all locations still had populations high enough to cause significant damage to any […]

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Spotted Wing Drosophila Alert: September 29, 2017

David Handley, Vegetable and Small Fruit Specialist; James Dill, Pest Management Specialist; Frank Drummond, Professor of Insect Ecology/Entomology Spotted wing drosophila numbers were variable from site to site this week, with some locations seeing little change or a slight decrease from last week, while others showed a significant increase. This may be due to the […]

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Spotted Wing Drosophila Alert: September 15, 2017

David Handley, Vegetable and Small Fruit Specialist; James Dill, Pest Management Specialist; Frank Drummond, Professor of Insect Ecology/Entomology Trap captures for spotted wing drosophila increased in most locations this week, likely stimulated by some warmer weather from tropical fronts moving through Maine. Fly populations remain well over the tolerance level to prevent fruit infestation. (See […]

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