Soils - Thorsvig

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Across
  1. 3. Soil testing value which tells you your holding capacity of soil.
  2. 4. Change in elevation over a defined distance.(Rise/Run=____)
  3. 6. _____ tillage does not fully disrupt the soil structure.
  4. 9. Surface soil depth is LESS than originally.
  5. 10. Soil particles settle to the bottom of rivers in areas where the water is moving ______.
  6. 12. Surface soil depth is GREATER than originally.
  7. 13. Gaps or space in the soil are called ________ and are either filled with water or with air.
Down
  1. 1. The broadest soil grouping is called a soil_________.
  2. 2. _______ are plant like organisms that contain no chlorophyll and get their energy from decaying material.
  3. 3. ________ is a common component of organic substances, therefore it helps to identify organic soils.
  4. 4. Soils that have a large concentration of _______ are coarse and do not hold water well.
  5. 5. The _____ of a soil tells you how acid the soil is.
  6. 6. The Cation Exchange Capacity is found by looking at the TYPE and AMOUNT of ____ and organic material in the soil.
  7. 7. Microscopic worms, __________, are grouped into three categories by what they eat; decaying organic matter, other microscopic organisms, or live plants
  8. 8. The landmass built up by the dropping of material from a glacier is know as ______.
  9. 11. The layer of soil that contains the most amount of organic material.