Soil Drainage

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Across
  1. 2. a typical mole drain would last about this long, before needing re-ploughing
  2. 5. a smaller drainage pipe that joins a main pipe, usually at 90o
  3. 7. soil type that would benefit least from drainage
  4. 9. this aspect of soils increases with drainage
  5. 10. type of drain with pipes
Down
  1. 1. this is the type of soil water that drainage tries to remove
  2. 3. (4/5) the most simplest form of drainage
  3. 4. soil type/ texture that would benefit most from drainage
  4. 6. the minimum % of clay need to keep mole drains open
  5. 8. washed stone put back into a trench, on top of a pipe