Soils Crossword Puzzle

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Across
  1. 3. form of inorganic nitrogen found naturally in the soil, plays a role in nutrition of plants
  2. 4. taxonomy principal reference to soil classification
  3. 6. measure of acidity or alkalinity in a soil
  4. 8. conductivity measure of salts in soil
  5. 11. rate at which water moves through the soil.
  6. 12. loose soil structure.
  7. 13. structure how the soil particles fit together
Down
  1. 1. created through decomposition and weathering of rock
  2. 2. water necessary for plant and animal growth
  3. 5. density indicator of soil compaction, weight of the soil in a given volume.
  4. 6. amount of air space between soil particles
  5. 7. holding capacity ability of a soil to hold water for plant use.
  6. 9. a blocky or platy structure.
  7. 10. almost equal parts of sand, silt and clay.
  8. 12. quality a review of the soil’s general health