this post was submitted on 31 Aug 2023
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[โ€“] [email protected] 3 points 2 years ago (1 children)

Those are the different soil horizons, which are basically just layers of soil with different properties. If you're interested in checking out actual soil profiles, the NRCS Web Soil Survey is a super cool website for the US.

[โ€“] [email protected] 3 points 2 years ago

This is the answer. The closest soil under the US taxonomy would be a spodsol.