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  1. 1
    Udgivet 1973
    Fag
    Bog
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    Productivity, population dynamics and systematics of granivorous birds : proceedings of general meeting of the Working Group on Granivorous Birds, IBP, PT Section, held in the Hague, Holland, September 6-8, 1970 /
  2. 2
    Udgivet 2004
    Fag “...Bird populations Congresses....”
    Bog
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    Monitoring bird populations using mist nets /

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