HomeMy WebLinkAboutCOM 0691.001 2008-2010t
Cas Van ,oude
1K Hawaii Department of Agriculture
ti "Plant Pest Control Branch, Hilo'
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Ref. Tot P- M C—
Ref. Gate 1 7 /8
Biology and ecology
• Nests in trees and in the ground
• Loves shade and moisture
• A "tramp" species, LFA have many queens
in each colony, and colonies interconnect
to form huge 3- dimensional
"supercolonies"
Extremely efficient at farming scale insects
and mealybugs
Impacts
• LFA impact life at all levels:
— Human health
— Plant health
— Animal health
— Economic losses
— Environmental values
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A pest of people
• Painful stings
• Unable to enjoy outdoor activities
— Walking through forest
— Letting children play outside
• Gardening becomes almost impossible
WNW WaSTEMIlla Corti
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A pest of agriculture and
horticulture
• LFA "ranch" mealybugs, scales and other
insects.
— Protect them from natural enemies
— Move them from leaf to leaf, plant to plant
• This causes stunting of growth, premature
fruit excision, fruit spoilage.
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A pest of animals
• Domestic animals frequently stung
— LFA hang around the food bowl and forage
around where dogs, etc live
• The result is frequent stings which leads to
hair loss and rashes
• Stings on the eyes can cause keratopathy
- a clouding of the corneas
Economic costs
• Crop losses
• Scales and mealybugs reduce production
• Workers unwJhn china ble to harvest
• Rejection of export commodities
• Blinded domestic animals
• Medical costs
• Pest control costs
• Impacts on tourism
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Hawaii situation report
• East Hawaii Island
- First detected 1999
- Now dstnbuted from lower Pune to Laupahoenoe
- No prospect of eraieancn
• Kauai
- First detected in 2000
- covers around 2-3 acres
- o r
Branly n es m e on one propedy IKiluheal despite extensive surveys across The
- Eradication planned this year
• Maui
- One oddr es wamee
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- avers Covers around 1 1 0 to acres
- - We October 2009
2009
We plan lan to ct to Se Vest Ne property on a monthly scM1edrle for 12 months, th awricM1
to have wreaoreg
- We e n have now reached the point of "virtual eraJKe4on'
Kona
• Reported by a resident of Kailua -Kona in
January 2010
• Appears to have been introduced via
infested landscaping plants
• Also found at a landscapers yard
• 2 -3 additional properties affected and at
least some of the landscaper's previous
contract sites must a Iso be infested
• Numerous unrelated infestations likely
What to do now?
• HDOA will continue to follow -up on reports
• Work with the County, Kona interest
groups and BISC to raise awareness
• Help with potentially affected industries to
develop management plans
• Will develop community driven eradication
and prevention plans
• Develop and implement certification
systems with co- operating industry bodies
www.wasmannra.com
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How can the county assist?
• Already assisting through $4000 R &D grant for
development of new management solutions
• Mail out flyers with property tax or other regular mailings
• Take a lead by requiring vendors to the county to have
certification if or when developed by their industry body
• Can the county require LFA inspections after new
developments, major landscaping projects or properly
transfers
• Can the county provide resources to the Kona LFA
taskforce'
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