Orthic Regosol (O.R)
Common horizon sequence: C
These soils have the properties specified for the Regosolic order and the Regosol great group. They are identified by the following properties:
- If they have an A horizon, it is less than 10 cm thick.
- The B horizon is less than 5 cm thick or absent.
- They have a small amount of organic matter in the control section, which is indicated by a uniform color so that the color value difference between layers is less than one Munsell unit.
- They are well drained and lack any evidence of gleying within the upper 50 cm.
Note: Diagnostic horizons are underlined.
- Date Modified: