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Blueberry IPM in Florida Oscar E. Liburd, PhD Associate Professor Entomology and Nematology Department University of Florida
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Chronological Order of Blueberry pests Blueberry bud mite Cranberry fruitworm Blueberry gall midge Flea beetle Flower thrips Spotted wing drosophila
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Flower Thrips, Frankliniella bispinosa Ovipositional Injury Travel along wind currents Multiple generations per year
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Size of thrips populations in relation to flower phenology 107020901 Percentages of opened flowers
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Flower thrips (left); Chilli thrips (right) ( Scirtothrips dorsalis )
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Injuries resulting from chilli thrips
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Management of thrips Monitoring for adults White sticky boards floral tapping on white paper Conventional insecticides Delegate 3-6 oz per acre (biological Insecticide) Malathion (organophosphate) Assail (Neo-nicotinoid) Organic insecticide Entrust
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Blueberry gall midge, Dasineura oxycoccana (Johnson)
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Blueberry gall midge
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Management of blueberry gall midge Monitoring for adult emergence Bucket traps Conventional insecticides Delegate 3-6 oz per acre (Biological Insecticide) Malathion (organophosphate) **Assail (Neo-nicotinoid) Organic insecticide Entrust, Pyganic
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Blueberry bud mite, Acalitus vaccinii (Keifer) The mite is whitish, elongate and very small (1/125 of an inch long) Feeds on the under-scale of buds
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Blueberry bud mite injury Bud scale under dis Mcro. Confused with frost damage Fewer fruits with Pimpeling
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Management of blueberry bud mite Removal of infected branches through pruning Pruning old canes Post-harvest application insecticide/miticides such as endosulfan Summer oils
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Cranberry Fruitworm, Acrobasis vaccinii Riley
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Cranberry Fruitworm Larvae are light green with a dark head capsule Mature larvae are about ½ inch in length Silk webbing deformed
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Management of cranberry fruitworm Monitoring for adults Conventional Insecticide Delegate Assail Confirm 2F (tebufenozide) Organic Insecticide Entrust Bacillus thuringiensis (Bt)
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Blueberry maggot
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Management of blueberry maggot Monitoring for adults Conventional Insecticide Assail Imidan Organic Insecticide Entrust Monitoring trap for BMF
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Several generations per year Larvae develop inside fruit Fruit becomes soft and un- marketable Spotted Wing Drosophila
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Management of Spotted Wing Drosophila Monitoring for adults Conventional Insecticide Delegate Mustang Organic Insecticide Entrust Monitoring trap for SWD
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Bait Solution Spotted Wing Drosophila Yeast-Sugar Bait Solution Recipe: 2 teaspoons of bakers yeast 4 teaspoons of sugar 2 cups of water Mix and pour ≈1 ½ inches of yeast bait into cup
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Flea beetles in Blueberry Colaspis pseudofavosa Damage Blueberry leaf beetle
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Flea beetles in Blueberry Systena frontalis Damage Red-headed flea beetle
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Management of flea beetles Monitoring for adults Conventional Insecticide Assail Mustang Organic Insecticide Entrust Monitoring for flea beetles
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Common Beneficial Insects Coleoptera - Coccinellidae; lady beetles - Carabidae; ground beetles Aphids thrips Weed seeds Lepidoptera eggs
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Bigeyed bug, Geocoris spp. Minute pirate bug, Orius spp. Hemiptera Common Beneficial Insects
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Green lacewings Hover or Flower flies Common Beneficial Insects Neuroptera Diptera
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Acknowledgements Small Fruit and Vegetable IPM Lab Florida Blueberry Growers Association for our funding research oeliburd@ufl.edu (352) 273-3918 http://entnemdept.ufl.edu/liburd/fruitnvegipm/
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