humus amorphe

Traductions

• anglais

  Auteur : Jongerius, A., 1979

  Définition

  Strongly decomposed organic material of colloidal size. It occurs in a pure state and intimately mixed with mineral material.

  Notes :

  The term "amorphous humus" has been used in a limited sense by Jongerius and Pons (1962): "Illuviated organix matter of colloidal size, mostly accumulated as cutans (organans). Its colour (in thin section) is dark-brown to black in dry soils, red in wet ones".
  
  Soil material consisting of amorphous humus (wide sense).

  Terme :

  1. amorphous humus