<?xml version="1.0" encoding="UTF-8"?><marc:collection xmlns:marc="http://www.loc.gov/MARC21/slim">
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    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
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    <marc:controlfield tag="007">cr |||||||||||</marc:controlfield>
    <marc:controlfield tag="008">171229s1986    onca|||fob   f000 0 eng d</marc:controlfield>
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      <marc:subfield code="a">eng</marc:subfield>
      <marc:subfield code="b">fre</marc:subfield>
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      <marc:subfield code="a">n-cn---</marc:subfield>
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      <marc:subfield code="a">En13-5/86-15E-PDF</marc:subfield>
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      <marc:subfield code="a">Thompson, Mary E.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="1" ind2="4">
      <marc:subfield code="a">The effect of nitrate ion on the cation denudation rate model </marc:subfield>
      <marc:subfield code="h">[electronic resource] /  </marc:subfield>
      <marc:subfield code="c">by Mary E. Thompson.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="260" ind1=" " ind2=" ">
      <marc:subfield code="a">Burlington, Ont. : </marc:subfield>
      <marc:subfield code="b">Aquatic Physics and Systems Division, National Water Research Institute, </marc:subfield>
      <marc:subfield code="c">1986.</marc:subfield>
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      <marc:subfield code="a">6, [2] p. : </marc:subfield>
      <marc:subfield code="b">ill.</marc:subfield>
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      <marc:subfield code="a">NWRI contribution ; </marc:subfield>
      <marc:subfield code="v">86-15</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"March 1986".</marc:subfield>
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    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"Control No. AP238".</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:datafield tag="504" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes bibliographical references.</marc:subfield>
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    <marc:datafield tag="520" ind1="0" ind2=" ">
      <marc:subfield code="a">"The cation denudation rate (CDR) model has been applied, for the most part, to waters in which sulfate is the principal acidifying anion. This report shows that the CDR model can be applied to waters containing other acidifying anions, in this case nitrate, and the model predicts the pH correctly in this case too"--Exec. summary.</marc:subfield>
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    <marc:datafield tag="546" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes executive summary and abstract in French.</marc:subfield>
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      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Modelling</marc:subfield>
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      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Water quality</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Environment Canada.</marc:subfield>
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      <marc:subfield code="a">National Water Research Institute (Canada)</marc:subfield>
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    <marc:datafield tag="830" ind1="#" ind2="0">
      <marc:subfield code="a">NWRI contribution ;</marc:subfield>
      <marc:subfield code="v">no. 86-15</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.844121</marc:subfield>
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    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">515 KB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2017/eccc/En13-5-86-15-eng.pdf</marc:subfield>
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