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      <marc:subfield code="a">En49-24/1-13</marc:subfield>
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    <marc:datafield tag="245" ind1="0" ind2="0">
      <marc:subfield code="a">Biological test method : </marc:subfield>
      <marc:subfield code="b">reference method for determining acute lethality of effluents to rainbow trout.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">Ottawa, Ontario, Canada : </marc:subfield>
      <marc:subfield code="b">Environmental Protection, Conservation and Protection, Environment Canada, </marc:subfield>
      <marc:subfield code="c">1990.</marc:subfield>
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      <marc:subfield code="c">©1990</marc:subfield>
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      <marc:subfield code="a">1 online resource (xii, 18 pages).</marc:subfield>
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      <marc:subfield code="a">online resource</marc:subfield>
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      <marc:subfield code="a">Environmental protection series</marc:subfield>
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      <marc:subfield code="a">Issued also in French under title: Méthode d'essai biologique : méthode de référence pour la détermination de la létalité aiguë d'effluents chez la truite arc-en-ciel.</marc:subfield>
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      <marc:subfield code="a">"Reference Method EPS 1/RM/13."</marc:subfield>
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      <marc:subfield code="a">"July 1990."</marc:subfield>
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      <marc:subfield code="a">Digitized edition from print [produced by Environment and Climate Change Canada].</marc:subfield>
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      <marc:subfield code="a">Includes bibliographical references (pages 15-16).</marc:subfield>
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      <marc:subfield code="a">Rainbow trout</marc:subfield>
      <marc:subfield code="x">Effect of water pollution on</marc:subfield>
      <marc:subfield code="z">Canada</marc:subfield>
      <marc:subfield code="x">Testing.</marc:subfield>
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      <marc:subfield code="a">Effluent quality</marc:subfield>
      <marc:subfield code="z">Canada</marc:subfield>
      <marc:subfield code="x">Testing.</marc:subfield>
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    <marc:datafield tag="650" ind1=" " ind2="0">
      <marc:subfield code="a">Acute toxicity testing</marc:subfield>
      <marc:subfield code="z">Canada.</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Environment Canada, </marc:subfield>
      <marc:subfield code="e">issuing body.</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Environmental Protection Directorate, </marc:subfield>
      <marc:subfield code="e">issuing body.</marc:subfield>
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    <marc:datafield tag="775" ind1="0" ind2="8">
      <marc:subfield code="t">Méthode d'essai biologique : </marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.923088</marc:subfield>
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      <marc:subfield code="a">Environmental protection series reports.</marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">1,016 KB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2023/eccc/en49/En49-9-1-13-1990-eng.pdf</marc:subfield>
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