CSSC Great Groups

Order: Chernozemic

Great Group	Description
Brown Chernozem (GA) Subgroups	Chernozemic soils that have a surface color value of 4.5-5.5 dry and a chroma usually >1.5 dry Full Description
Dark Brown Chernozem (GB) Subgroups	Other Chernozemic soils that have a surface color value of 3.5-4.5 dry and a chroma usually >1.5 dry Full Description
Black Chernozem (GC) Subgroups	Other Chernozemic soils that have a surface color value of <3.5 dry and a chroma usually ≤1.5 dry Full Description
Dark Gray Chernozem (GD) Subgroups	Other Chernozemic soils that have a surface color value of 3.5-4.5 (3.5-5.0 for Ap) dry, a chroma usually ≤1.5 dry, and characteristics indicating eluviation associated with soils formed under forest vegetation Full Description

Source: The Canadian System of Soil Classification, Third Edition. 1998.

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CSSC > The CSSC Orders > The CSSC Great Groups