ch 4, 5, 6

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Across
  1. 2. genetic ability to adjust to different environmental conditions
  2. 4. available water
  3. 6. nitrogen, phospherous, potassium
  4. 8. fully hydrated to a normal state of distension
  5. 11. describing a compound that is poisonous to plants
  6. 14. movement of water through the soil
  7. 15. yellowing of leaves
  8. 16. downward entry of water into the soil
  9. 17. the plants ability to survive low temperatures
  10. 19. imaginary line defined by the branch spread
  11. 20. water remaining in the soil after gravitational water has drained and before the permanent wilting point has been reached
  12. 21. instrument used to measure soil moisture
Down
  1. 1. CEC
  2. 3. small area with climatic characteristics that distinguish it from its immediate surrounding area
  3. 5. turning to a gas or a vapor
  4. 7. group of plants in a landscape with similar water requirements
  5. 9. severe drying out. Dehydration
  6. 10. substance applied to the foliage of plants to reduce water loss
  7. 12. washing out of chemicals down through the soil
  8. 13. when water is drawn out of the roots
  9. 18. gradual process by which a given tree adapts to changes in its environment