Chapter 13 crossword

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Across
  1. 3. this process the energy is lacking
  2. 5. is the important part of the prescribed fire
  3. 7. fire , is a fire that is set perpendicular to the true wind
  4. 10. , the deliberate integration of trees and grazing livestock operations on the same land
  5. 12. thinning-the selective removal of inner branches evenly throughout a tree's crown.
  6. 13. , is to use strip head fire
  7. 15. its observed with no flames is present
  8. 16. , is who guesses correctly might reap large financial gains
  9. 18. , is a metric used in financial analysis to estimate the profitability of potential investments
  10. 19. , is a horticultural, arboricultural, and silvicultural practice involving the selective removal of certain parts of a plant
  11. 20. Fire- is a fire set along the entire perimeter of the attract and allowed to burn wind inward with great intensity.
  12. 21. thinning- is thinning around a wanted tree, over a stand
  13. 22. fire the practice of intentionally setting a fire
Down
  1. 1. ,is a fire whose flames are being pushed by the wind
  2. 2. , is a very fine fibril, or fiber-like strand
  3. 4. the ignition of the air- fuel charge while the piston is still compressing the charge
  4. 6. , is the study of the forms and features of land surfaces
  5. 7. represents the change from an endothermic reaction
  6. 8. , is used to kill individual stems in precommercial thinning
  7. 9. , the necessary items for a particular purpose.
  8. 11. , is a planned silvicultural operation that reduces the number of trees in a stand
  9. 12. , is to gauge whether a forest needs fertilization involves collecting leaves for nutrient testing.
  10. 14. pattern ,is an ignition technique where fires are ignited in spots instead of strips
  11. 17. , is not subjected to any reducing, trimming, or refining process
  12. 19. thinning- it releases over-crowded pine stands to prevent stagnation and increase the growth of remaining trees