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Today’s topioc: Forest Health Issues Forest Health Defoliator Outbreaks How to determine

Today’s topioc: Forest Health Issues Forest Health Defoliator Outbreaks How to determine Scientific “control” Timing, extent, patterns Relationship with fire The real tree killers Combined climate-human influence on SW forests http://cpluhna.nau.edu/index.htm. Forest Health.

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Today’s topioc: Forest Health Issues Forest Health Defoliator Outbreaks How to determine

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  1. Today’s topioc: Forest Health Issues • Forest Health • Defoliator Outbreaks • How to determine • Scientific “control” • Timing, extent, patterns • Relationship with fire • The real tree killers • Combined climate-human influence on SW forests http://cpluhna.nau.edu/index.htm

  2. Forest Health • Do forests get “sick”? How? • Form • - • - • - • Function • - • -

  3. Why Care About Healthy Forests? • - • - • - • - • - • - • - • -

  4. Spruce Budworm • - • - • - • - • - • -

  5. Current Outbreak • Lots of dead trees • Still have branches • No fire char

  6. Clumps of trees often succumb together

  7. Inside the woods can be quite airy

  8. One management strategy is ____________ • -

  9. Geography • - • - • - • -

  10. - • -

  11. Deep Time Past • - • - • -------? • -------?

  12. Scientific “Control” • “Treated”: - • “Control”: - • “Untreated”: - • - • - • -

  13. - • - • - • -

  14. 1 site • - • -

  15. - • - • -

  16. BarkBeetles

  17. Any fire effects?

  18. DwarfMistletoe • - • -

  19. Huge recruitment of ________________ in NM • - • -

  20. Late 1800s 1992

  21. A Grand Picture • - • - • - • - • - • - • -

  22. - • - • - • -

  23. SW Forest Health Key Points • ------------------? • - • - • - • - • - • - • -

  24. Healthy Forest Act (2003) • - • - • - • -

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