Soil Compaction

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Across
  1. 4. – The exchange of gases between the soil and the atmosphere, which is severely restricted in tightly packed soils.
  2. 5. – Severe compaction creates physical resistance that inhibits the deep penetration and growth of plant ________.
  3. 6. – An essential factor in soil compaction; having the optimal ________ content allows soil particles to slide into a tighter configuration.
  4. 7. – Heavy machinery and foot ________ are primary human causes of severe topsoil compaction in both agriculture and construction.
  5. 8. – A type of fine-grained soil that is highly susceptible to compaction when wet due to its small particle size and ability to retain water.
Down
  1. 1. – The downward movement of water into the soil profile, which becomes restricted when pore spaces are eliminated.
  2. 2. – Soil compaction is defined as the process of increasing the bulk ________ of the soil by packing the particles closer together.
  3. 3. – The measure of void spaces in a soil; this property decreases dramatically as soil becomes compacted.
  4. 5. – Because compacted soil cannot absorb water quickly, it often leads to increased surface ________, contributing to erosion.