Plant Agriculture - Daniel R.M

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Across
  1. 2. The bottom layer of rock
  2. 4. Tiny rock particles mixed with soil
  3. 5. The conversion of fertile land to desert
  4. 6. Physical weathering like rain, heat, wind, etc.
  5. 9. Organic matter(the top layer)
  6. 11. Humus
  7. 12. The movement of soil particles by wind or water
  8. 16. The overturning of soil, provides richer soil with O2
  9. 17. Process of water going through soil
  10. 18. Where the molecular nature of rock is changed
  11. 19. How to classify soil use the percent of sand, silt, and clay
Down
  1. 1. Shows the layers of soil beneath the surface
  2. 3. Extreme scarcity of food
  3. 5. One of the worst U.S. disasters, spreading dirt everywhere
  4. 7. The top soil, organic matter mixed with weathered rock particles
  5. 8. Bedrock,unweathered
  6. 10. Largest particle size
  7. 13. Intermediate particle size
  8. 14. Parent material, rock that has undergone very little weathering
  9. 15. Smallest particle size