SWAMPS, MARSHES (ENVIRONMENTAL POLLUTION AND PROTECTION)
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BTINLAND WATERS (POLLUTION AND PROTECTION OF WATERS)
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UDC504.456
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Descriptor GERSÜMPFE, MOORE (UMWELTBELASTUNG UND -SCHUTZ)
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Descriptor ENGSWAMPS, MARSHES (ENVIRONMENTAL POLLUTION AND PROTECTION)
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Descriptor FREMARAIS, TOURBIÈRES (POLLUTION ET PROTECTION DE L'ENVIRONNEMENT)
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Variant GERMOORE (UMWELTBELASTUNG UND -SCHUTZ)
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Variant ENGMARSHES (ENVIRONMENTAL POLLUTION AND PROTECTION)
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Variant FRETOURBIÈRES (POLLUTION ET PROTECTION DE L'ENVIRONNEMENT)
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Variant FREMARECAGES (POLLUTION ET PROTECTION DE L'ENVIRONNEMENT)
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RTBOGS, SWAMPS (ECOLOGY)