Invasive Species in Eastern Forests: Forest Service Research Efforts and Strategies Dr. Kier D....
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![Page 1: Invasive Species in Eastern Forests: Forest Service Research Efforts and Strategies Dr. Kier D. Klepzig Assistant Director-Research Research Entomologist.](https://reader035.fdocuments.net/reader035/viewer/2022062517/56649edd5503460f94bee395/html5/thumbnails/1.jpg)
Invasive Species in Eastern Forests: Forest Service Research
Efforts and Strategies
Dr. Kier D. KlepzigAssistant Director-Research
Research EntomologistUSFS - Southern Research Station
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The Scope of the Problem
• Many Threats– Insects– Diseases– Invasive Plants
• Many Efforts– Eastwide, FS-wide– Much needs to be done
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Southern Research StationSRS Mission: To create the science and technology needed to sustain and enhance southern forest ecosystems and the
benefits they provide.
Southern Pine Beetle and Invasive Insects
- Ambrosia beetles, hemlock woolly adelgid, emerging threats
Termites
Diseases and Invasive Plants
- Sudden Oak Death, Cogongrass
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The Scope of the Problem• Current efforts
– Redbay Ambrosia Beetle– SPB
• Protection
• Detection
– Cogongrass• Biology
• Eradiction
What lies ahead– Sirex Woodwasp
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Redbay Ambrosia BeetleXyleborus glabratus
Female
- Native of southeast Asia
- First in US in Georgia 2002
- Uncommon, not deadly in Asia
- Carries a wilt fungus
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Redbay Ambrosia Beetle and Laurel Wilt
Xyleborus glabratus - Redbay Ambrosia Beetle
Laurel wilt fungus, Raffaelea lauricola
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SRS Research on RAB
• Studying biology and host associations of RAB• Identifying hosts susceptible to wilt fungus• Developing baits and trapping system for RAB• Evaluating RAB population trends over time • Developing control strategies utilizing chemical
attractants and insecticides.• Movement into other hosts (avocado)
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Southern Pine BeetleSPB Prevention Program Millionth-Acre Ceremony
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Treatment Evaluation Committee
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INVASIVE PLANTS
Photo Courtesy of Patrick Waldrop
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Native Range
Introduced
Sirex noctilio
1994
1990
2001 19801961
1952 1900
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Sirex WoodwaspSirex noctilio
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Sirex noctilio• Detected in North America in Oswego
County, NY in 2004.
Most of the highly susceptible speciesoccur, and are ecologically and economically important, in the South.
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The Good News – Something Can Be DoneGrowing healthy forests
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Biological Control – Trap Trees
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Addressing the Problem
• Basic biology
• Biological Control
• Molecular genetics (insects/plants)
• Resistance/ Conservation Plant Genetics
• Restoration Ecology/Silviculture
• Environmental Economics
• Education and Outreach