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      <marc:subfield code="e">rda</marc:subfield>
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      <marc:subfield code="a">Davis, C. S., </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="1" ind2="0">
      <marc:subfield code="a">Design of a rural ozone monitoring network in Quebec / </marc:subfield>
      <marc:subfield code="c">by C.S. Davis, P.J. Lewis, D.L. Stevens.</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="a">[Quebec] : </marc:subfield>
      <marc:subfield code="b">Environment Canada, Environmental Protection Service, Québec Region, </marc:subfield>
      <marc:subfield code="c">March 1986.</marc:subfield>
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      <marc:subfield code="b">cr</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.</marc:subfield>
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    <marc:datafield tag="650" ind1=" " ind2="0">
      <marc:subfield code="a">Atmospheric ozone</marc:subfield>
      <marc:subfield code="x">Environmental aspects</marc:subfield>
      <marc:subfield code="z">Québec (Province)</marc:subfield>
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    <marc:datafield tag="650" ind1=" " ind2="0">
      <marc:subfield code="a">Crops</marc:subfield>
      <marc:subfield code="x">Effect of atmospheric ozone on</marc:subfield>
      <marc:subfield code="z">Québec (Province)</marc:subfield>
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      <marc:subfield code="a">Ozone atmosphérique</marc:subfield>
      <marc:subfield code="x">Aspect de l'environnement</marc:subfield>
      <marc:subfield code="z">Québec (Province)</marc:subfield>
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    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Cultures</marc:subfield>
      <marc:subfield code="x">Effets de l'ozone atmosphérique sur</marc:subfield>
      <marc:subfield code="z">Québec (Province)</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
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      <marc:subfield code="b">Quebec Region. </marc:subfield>
      <marc:subfield code="b">Environmental Protection Branch, </marc:subfield>
      <marc:subfield code="e">issuing body.</marc:subfield>
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      <marc:subfield code="a">Concord Scientific Corporation‏., </marc:subfield>
      <marc:subfield code="e">consultant.</marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">990 KB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2025/eccc/en40/En40-1120-1986-eng.pdf</marc:subfield>
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