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    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
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      <marc:subfield code="a">eng</marc:subfield>
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      <marc:subfield code="a">En36-518/07-003-0E-PDF</marc:subfield>
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      <marc:subfield code="a">Edge, Thomas A.,‏ </marc:subfield>
      <marc:subfield code="d">1960- </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
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      <marc:subfield code="a">Surveillance for potential sources of E. coli at Toronto's Bluffer's Park Beach 2005-06 / </marc:subfield>
      <marc:subfield code="c">Tom Edge [and 4 others].</marc:subfield>
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    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">Burlington, Ontario : </marc:subfield>
      <marc:subfield code="b">National Water Research Institute, Environment Canada, </marc:subfield>
      <marc:subfield code="c">August 2007.</marc:subfield>
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      <marc:subfield code="a">computer</marc:subfield>
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      <marc:subfield code="a">online resource</marc:subfield>
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      <marc:subfield code="a">WSTD technical note ; </marc:subfield>
      <marc:subfield code="v">no. AEP-TN07-003</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">"A study was conducted by the National Water Research Institute, Environment Canada to determine the source of E. coli responsible for beach postings at Bluffer’s Park Beach in Toronto from 2005 to 2007. The study applied an approach based on beach observations, groundwater studies, E. coli enumeration, and two microbial source tracking (MST) techniques (antibiotic resistance analyses and rep-PCR DNA fingerprinting of E. coli)"--Introduction, page 6.</marc:subfield>
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      <marc:subfield code="a">Includes summary in French.</marc:subfield>
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      <marc:subfield code="a">E. coli</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Water Science and Technology Directorate.</marc:subfield>
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      <marc:subfield code="a">National Water Research Institute (Canada)</marc:subfield>
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      <marc:subfield code="a">Technical note (National Water Research Institute (Canada))</marc:subfield>
      <marc:subfield code="v">no. AEP-TN07-003.</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.862532</marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">2.55 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2019/eccc/En36-518-07-003-0-eng.pdf</marc:subfield>
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