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      <marc:subfield code="a">eng</marc:subfield>
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      <marc:subfield code="a">En36-502/166E-PDF</marc:subfield>
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    <marc:datafield tag="245" ind1="0" ind2="2">
      <marc:subfield code="a">A mathematical description of the effects of prolonged water level fluctuations on the areal extent of marshlands </marc:subfield>
      <marc:subfield code="h">[electronic resource] / </marc:subfield>
      <marc:subfield code="c">R.P. Bukata ... [et al.].</marc:subfield>
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    <marc:datafield tag="260" ind1=" " ind2=" ">
      <marc:subfield code="a">Burlington, Ont. : </marc:subfield>
      <marc:subfield code="b">Environment Canada, </marc:subfield>
      <marc:subfield code="c">1988.</marc:subfield>
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      <marc:subfield code="a">x, 47 p. : </marc:subfield>
      <marc:subfield code="b">charts.</marc:subfield>
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    <marc:datafield tag="490" ind1="1" ind2=" ">
      <marc:subfield code="a">Scientific series ;</marc:subfield>
      <marc:subfield code="v">no. 166</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="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Issued by the Inland Waters Directorate, National Water Research Institute, Canada Centre for Inland Waters.</marc:subfield>
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    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Issued also in French under title: Description mathématique des effets des fluctuations prolongées du niveau de l'eau sur la superficie des marais.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="504" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes bibliographical references.</marc:subfield>
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    <marc:datafield tag="520" ind1="3" ind2=" ">
      <marc:subfield code="a">"The chemical, biological, and physical interrelationships dictating the environmental status and evolution of shoreline wetlands are clearly dependent upon water level fluctuations of both short-term (i.e. seasonal) and longterm(i.e. longer than seasonal) time scales. In this report, the impact of prolonged water level changes on the areal extent of shoreline marshlands is discussed"--Abstract.</marc:subfield>
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      <marc:subfield code="a">Includes abstract in French.</marc:subfield>
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      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Wetlands</marc:subfield>
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      <marc:subfield code="2">gcct</marc:subfield>
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      <marc:subfield code="a">Bukata, R. P.</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">Canada. </marc:subfield>
      <marc:subfield code="b">Inland Waters Directorate.</marc:subfield>
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      <marc:subfield code="a">Canada Centre for Inland Waters.</marc:subfield>
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    <marc:datafield tag="710" ind1="2" ind2=" ">
      <marc:subfield code="a">National Water Research Institute (Canada)</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="775" ind1="0" ind2="8">
      <marc:subfield code="t">Description mathématique des effets des fluctuations prolongées du niveau de l'eau sur la superficie des marais </marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.853985</marc:subfield>
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      <marc:subfield code="a">Scientific series (Canada. Inland Waters Directorate)</marc:subfield>
      <marc:subfield code="v">no. 166</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.823618</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">2.37 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2018/eccc/En36-502-166-eng.pdf</marc:subfield>
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