TUNDRA, TAIGA, BOREAL FORESTS (BIOLOGY, ECOLOGY)
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BTPOLAR REGIONS + COLD REGIONS (BIOLOGY, ECOLOGY)
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BTFOREST BIOLOGY + FOREST ECOLOGY (ECOLOGY)
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UDC574.9(211.7)
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Descriptor GERTUNDRA, TAIGA, BOREALE WÄLDER (BIOLOGIE, ÖKOLOGIE)
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Descriptor ENGTUNDRA, TAIGA, BOREAL FORESTS (BIOLOGY, ECOLOGY)
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Descriptor FRETOUNDRA, TAIGA, FORÊTS BORÉALES (BIOLOGIE, ÉCOLOGIE)
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Variant GERTAIGA (BIOLOGIE, ÖKOLOGIE)
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Variant GERBOREALE WÄLDER (BIOLOGIE, ÖKOLOGIE)
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Variant GERWÄLDER/BOREALE WÄLDER (BIOLOGIE, ÖKOLOGIE)
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Variant GERTUNDRA (BIOLOGIE, ÖKOLOGIE)
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Variant ENGTAIGA (BIOLOGY, ECOLOGY)
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Variant ENGTUNDRA (BIOLOGY, ECOLOGY)
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Variant ENGBOREAL FORESTS (BIOLOGY, ECOLOGY)
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Variant ENGFORESTS/BOREAL FORESTS (BIOLOGY, ECOLOGY)
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Variant FRETOUNDRA (BIOLOGIE, ÉCOLOGIE)
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Variant FRETAIGA (BIOLOGIE, ÉCOLOGIE)
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Variant FREFORÊTS BORÉALES (BIOLOGIE, ÉCOLOGIE)
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Variant FREBORÉAL/FORÊTS BORÉALES (BIOLOGIE, ÉCOLOGIE)
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NTBOREAL CONIFER FORESTS (PLANT SOCIETIES)
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NTBOREAL CONIFER FORESTS (PLANT ECOLOGY)