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    <marc:controlfield tag="005">20250521082300</marc:controlfield>
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      <marc:subfield code="a">Tynen, Michael J., </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
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      <marc:subfield code="a">A preliminary experiment on the effect of supplementary feeding on Pacific oysters / </marc:subfield>
      <marc:subfield code="c">by M. J. Tynen.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">[Ottawa] : </marc:subfield>
      <marc:subfield code="b">Fisheries Research Board of Canada, </marc:subfield>
      <marc:subfield code="c">May 1968.</marc:subfield>
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      <marc:subfield code="a">online resource</marc:subfield>
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      <marc:subfield code="a">Manuscript report series / Fisheries Research Board of Canada ; </marc:subfield>
      <marc:subfield code="v">no. 981</marc:subfield>
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    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"This series includes unpublished preliminary reports and data records not intended for general distribution. They should not be referred to in publications without clearance from the issuing Board establishment and without clear indication of their manuscript status."</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="a">"Biological Station, Nanaimo, B.C."</marc:subfield>
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      <marc:subfield code="a">Digitized edition from print [produced by Fisheries and Oceans Canada].</marc:subfield>
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      <marc:subfield code="a">Includes bibliographical reference (pages 5-7).</marc:subfield>
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      <marc:subfield code="a">Pacific oyster</marc:subfield>
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      <marc:subfield code="a">Huître japonaise</marc:subfield>
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      <marc:subfield code="a">Fisheries Research Board of Canada, </marc:subfield>
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      <marc:subfield code="a">Manuscript report series (Fisheries Research Board of Canada)</marc:subfield>
      <marc:subfield code="v">no. 981.</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.871223</marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">2.87 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2025/mpo-dfo/fs52-4/Fs52-4-981-eng.pdf</marc:subfield>
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