from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A diagnostic soil horizon of the USDA soil taxonomy, an altered subsurface soil layer that restricts water flow and root penetration.


Sorry, no etymologies found.


  • Western CAR is underlain by relatively new and unweathered entisols, and central Cameroon, by a mixture of oxisols and ultisols, highly weathered soils that often contain a fragipan.

    Northern Congolian forest-savanna mosaic


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