Aha Trivia Stuff Everyone Should Know
Aha Trivia: Stuff Everyone Should Know · ahatrivia.com/mb-soil-water-d760a64d8f2f

How do earthworm casts compare to surrounding soil in available nitrogen?

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  1. Five times richer
  2. Half as rich
  3. Exactly the same

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References

  1. Soil conservation en.wikipedia.org/wiki/Soil_conservation Checked 2026-11-07.

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