SLIDE 1
Chronological Order of Blueberry pests
Blueberry bud mite Cranberry fruitworm Blueberry gall midge Flea beetle Flower thrips Spotted wing drosophila
Blueberry IPM in Florida Oscar E. Liburd, PhD Associate Professor - - PowerPoint PPT Presentation
Blueberry IPM in Florida Oscar E. Liburd, PhD Associate Professor - - PowerPoint PPT Presentation
Blueberry IPM in Florida Oscar E. Liburd, PhD Associate Professor Entomology and Nematology Department University of Florida Chronological Order of Blueberry pests Blueberry bud mite Blueberry gall midge Flower thrips Cranberry fruitworm
SLIDE 2
SLIDE 3
Flower Thrips, Frankliniella bispinosa
Ovipositional Injury
- Travel along wind currents
- Multiple generations per year
SLIDE 4
Size of thrips populations in relation to flower phenology
Days after blooming
5 10 15 20 25
Average # of Thrips captured
50 100 150 200 250
x column 1 vs y column 1 Col 1 vs Col 2
10 70 20 90 1
Percentages of opened flowers
SLIDE 5
Flower thrips (left); Chilli thrips (right) (Scirtothrips dorsalis)
SLIDE 6
Injuries resulting from chilli thrips
SLIDE 7
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
SLIDE 8
Blueberry gall midge, Dasineura oxycoccana (Johnson)
SLIDE 9
Blueberry gall midge
SLIDE 10
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
SLIDE 11
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
SLIDE 12
Blueberry bud mite injury
Bud scale under dis Mcro. Confused with frost damage Fewer fruits with Pimpeling
SLIDE 13
Management of blueberry bud mite
- Removal of infected branches through pruning
- Pruning old canes
- Post-harvest application insecticide/miticides such as
endosulfan
- Summer oils
SLIDE 14
Cranberry Fruitworm, Acrobasis vaccinii Riley
SLIDE 15
Cranberry Fruitworm
Larvae are light green with a dark head capsule Mature larvae are about ½ inch in length
Silk webbing deformed
SLIDE 16
Management of cranberry fruitworm
- Monitoring for adults
Conventional Insecticide Delegate Assail Confirm 2F (tebufenozide) Organic Insecticide Entrust Bacillus thuringiensis (Bt)
SLIDE 17
Blueberry maggot
SLIDE 18
Management of blueberry maggot
- Monitoring for adults
Conventional Insecticide Assail Imidan Organic Insecticide Entrust
Monitoring trap for BMF
SLIDE 19
- Several generations per year
- Larvae develop inside fruit
- Fruit becomes soft and un-
marketable
Spotted Wing Drosophila
SLIDE 20
Management of Spotted Wing Drosophila
- Monitoring for adults
Conventional Insecticide Delegate Mustang Organic Insecticide Entrust
Monitoring trap for SWD
SLIDE 21
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
SLIDE 22
Flea beetles in Blueberry
Colaspis pseudofavosa Damage
Blueberry leaf beetle
SLIDE 23
Flea beetles in Blueberry
Systena frontalis Damage
Red-headed flea beetle
SLIDE 24
Management of flea beetles
- Monitoring for adults
Conventional Insecticide Assail Mustang Organic Insecticide Entrust
Monitoring for flea beetles
SLIDE 25
Common Beneficial Insects
Coleoptera
- Coccinellidae; lady beetles
- Carabidae; ground beetles
Aphids thrips Weed seeds Lepidoptera eggs
SLIDE 26
Bigeyed bug, Geocoris spp. Minute pirate bug, Orius spp.
Hemiptera
Common Beneficial Insects
SLIDE 27
Green lacewings Hover or Flower flies
Common Beneficial Insects Neuroptera Diptera
SLIDE 28
Acknowledgements
Small Fruit and Vegetable IPM Lab Florida Blueberry Growers Association for our funding research
- eliburd@ufl.edu