Rego Dark Brown Chernozem (R.DBC)
Common horizon sequence: Ah, C, Cca or Ck
These soils have the general properties specified for the Chernozemic order and the Dark Brown Chernozem great group. They differ from Orthic Dark Brown Chernozems either in lacking a B horizon or in having a B horizon (Bm) less than 5 cm thick. Usually Rego Dark Brown Chernozems have an AC profile. They may also have saline features.
Note: Diagnostic horizons are underlined.