bn:01509689n
Noun Concept
Categories: Pedology, Soil science stubs
EN
umbric horizon  umbric
EN
The umbric horizon is a thick, dark coloured, surface Soil horizon rich in organic matter. Wikipedia
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EN
The umbric horizon is a thick, dark coloured, surface Soil horizon rich in organic matter. Wikipedia
Thick, dark coloured, surface Soil horizon rich in organic matter Wikidata
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