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    <marc:leader>00000nam  2200000za 4500</marc:leader>
    <marc:controlfield tag="001">9.815834</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
    <marc:controlfield tag="005">20241203113639</marc:controlfield>
    <marc:controlfield tag="007">cr |||||||||||</marc:controlfield>
    <marc:controlfield tag="008">160419|1996||||quc|||||o    f|0| 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:subfield code="a">En1-17/24-1996E-PDF</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="0" ind2="0">
      <marc:subfield code="a">Industrial wastewater </marc:subfield>
      <marc:subfield code="h">[electronic resource] : </marc:subfield>
      <marc:subfield code="b">an extended wastewater treatment system.</marc:subfield>
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    <marc:datafield tag="260" ind1=" " ind2=" ">
      <marc:subfield code="a">Montreal, Quebec : </marc:subfield>
      <marc:subfield code="b">Environment Canada, </marc:subfield>
      <marc:subfield code="c">1996.</marc:subfield>
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      <marc:subfield code="a">[4] p.</marc:subfield>
      <marc:subfield code="b">figs., photographs.</marc:subfield>
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      <marc:subfield code="a">St. Lawrence technologies </marc:subfield>
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      <marc:subfield code="a">The catalogue number (En1-17/24/1996E), ISBN (0-662-24862-7E) and ISSN (1188-7990) for the print edition have been copied in this electronic publication.</marc:subfield>
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      <marc:subfield code="a">Caption title.</marc:subfield>
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      <marc:subfield code="a">"July 1996".</marc:subfield>
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      <marc:subfield code="a">Extended wastewater treatment plants employ artificial ecosystems of varying shapes and designs on relatively large terrains to treat effluents. The pilot plant at the Biosphere, an ecowatch centre in the former United States pavilion of Expo 67, is composed of a mosaic of plant communities and operates without benefit of mechanical equipment or major energy support.  This technology is a simple, economical and effective way to treat the watewater of small communities in temperate climes, and proved very adaptive to our climate. The project included overseeing the design and construction of a pilot plant and monitoring treatment efficiency.</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">Waste water</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="710" ind1="1" ind2=" ">
      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Environment Canada.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="775" ind1="0" ind2="8">
      <marc:subfield code="t">Eaux usées industrielles </marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.820974</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="830" ind1="#" ind2="0">
      <marc:subfield code="a">St. Lawrence technologies.</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.504441</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="a">http://publications.gc.ca</marc:subfield>
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">444 KB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2016/eccc/En1-17-24-1996-eng.pdf</marc:subfield>
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