<?xml version="1.0" encoding="UTF-8"?><marc:collection xmlns:marc="http://www.loc.gov/MARC21/slim">
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    <marc:leader>00000nam  2200000za 4500</marc:leader>
    <marc:controlfield tag="001">9.862495</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
    <marc:controlfield tag="005">20241203113644</marc:controlfield>
    <marc:controlfield tag="007">cr |||||||||||</marc:controlfield>
    <marc:controlfield tag="008">180928s1973    oncad  #ob   f000 0 eng d</marc:controlfield>
    <marc:datafield tag="040" ind1=" " ind2=" ">
      <marc:subfield code="a">CaOODSP</marc:subfield>
      <marc:subfield code="b">eng</marc:subfield>
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      <marc:subfield code="a">n-cn---</marc:subfield>
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    <marc:datafield tag="086" ind1="1" ind2=" ">
      <marc:subfield code="a">En36-503/83E-PDF</marc:subfield>
      <marc:subfield code="z">En36-503/83</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="100" ind1="1" ind2=" ">
      <marc:subfield code="a">Boyce, F. M.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="1" ind2="2">
      <marc:subfield code="a">A computer routine for calculating total lake volume contents of a dissolved substance from an arbitrary distribution of concentration profiles </marc:subfield>
      <marc:subfield code="h">[electronic resource] : </marc:subfield>
      <marc:subfield code="b">a method of calculating lakewide contents of dissolved substances / </marc:subfield>
      <marc:subfield code="c">F.M. Boyce.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="246" ind1="1" ind2="0">
      <marc:subfield code="a">Method of calculating lakewide contents of dissolved substances</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="260" ind1=" " ind2=" ">
      <marc:subfield code="a">Burlington, Ontario : </marc:subfield>
      <marc:subfield code="b">Environment Canada, Inland Waters Directorate : </marc:subfield>
      <marc:subfield code="b">Canada Centre for Inland Waters, </marc:subfield>
      <marc:subfield code="c">1973.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="300" ind1=" " ind2=" ">
      <marc:subfield code="a">iii, 25 p. : </marc:subfield>
      <marc:subfield code="b">ill., graphs</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="490" ind1="1" ind2=" ">
      <marc:subfield code="a">Technical bulletin - Inland Waters Directorate ; </marc:subfield>
      <marc:subfield code="v">no. 83</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">CONTRACT #02KXKL327-3-8060.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Digitized edition from print [produced by Environment and Climate Change Canada].</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="504" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes bibliographical references.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1=" " ind2=" ">
      <marc:subfield code="a">"In support of our studies of Great Lake climatology and energy balance at the Canada Centre for Inland Waters, we have sought to develop methods for the computation of lake total stored heat based on BT temperature profiles collected during quasi-synoptic survey cruises. The method described here is simple in concept, yet general in application. Any arbitrary distribution of profiles within the lake may be used. The effects of bottom topography are taken into account. The method can be used to compute the total quantity of any dissolved substance in a lake. Adaptations of the technique have been developed to compute lake volume above and/or below any surface defined by an arbitrary distribution of measured depths of that surface (e.g. epilimnion and hypolimnion volumes)"--Introduction, p. 1.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="692" ind1="0" ind2="7">
      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Lakes</marc:subfield>
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    <marc:datafield tag="692" ind1="0" ind2="7">
      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Water management</marc:subfield>
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    <marc:datafield tag="692" ind1="0" ind2="7">
      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Computer programming</marc:subfield>
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    <marc:datafield tag="710" ind1="1" ind2=" ">
      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Environment Canada.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="1" ind2=" ">
      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Inland Waters Directorate.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="2" ind2=" ">
      <marc:subfield code="a">Canada Centre for Inland Waters.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="830" ind1="#" ind2="0">
      <marc:subfield code="a">Technical bulletin (Canada. Inland Waters Directorate)</marc:subfield>
      <marc:subfield code="v">no. 83.</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.861123</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">1.17 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2018/eccc/en36-503/En36-503-83-eng.pdf</marc:subfield>
    </marc:datafield>
  </marc:record>
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