Physical properties of the soil

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Across
  1. 3. crusting, is a crust that appears on the surface of the soil after a heavy shower of rain.
  2. 8. aeration, there are macro-pores and micro-pores in the soil that are occupied by both water and air.
  3. 9. is the ability of the soil to allow water to pass through it.
  4. 10. is the ability of the soil to allow the passage of air and water through it.
Down
  1. 1. are formed when ploughing or rotavating in wet soil conditions.
  2. 2. is the movement of water upwards in the soil in the pore spaces.
  3. 4. color, is an important indicator of certain physical and chemical characteristics.
  4. 5. relates to the ability of soil particles to stick together to form aggregates.
  5. 6. temperature, affects microbial activity, seed germination and root growth.
  6. 7. and Shrinkage, a phenomenon that occurs in clay soils.