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    Title :

    Harvest management of Tundra Swans Cygnus columbianus in North America



    Conference:

    3rd International swan symposium ; 1989 ; Oxford


    Published in:

    Publication date :

    1991-01-01


    Size :

    9 pages


    Remarks:

    400p


    Type of media :

    Conference paper


    Type of material :

    Print


    Language :

    English




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    The distribution and status of Bewick's Swan Cygnus bewickii, Tundra Swan C. columbianus and Whooper Swan C. cygnus in the extreme northeast of the USSR

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