GYTTJA (SEDIMENTARY ENVIRONMENT)
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BTMARSHES + MOORS + PEAT + GROUNDWATER DEPOSITS (SEDIMENTARY ENVIRONMENT)
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UDC551.312.2*1
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Descriptor GERGYTTJA (ABLAGERUNGSMILIEU)
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Descriptor ENGGYTTJA (SEDIMENTARY ENVIRONMENT)
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Descriptor FREGYTTJA (ENVIRONNEMENT SÉDIMENTAIRE)