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| 02018cam 2200397zi 4500 |
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| 001 | 9.879813 |
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| 003 | CaOODSP |
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| 005 | 20221107165621 |
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| 006 | m o d f |
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| 007 | cr bn||||||||| |
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| 008 | 190926e198111##bcca ob f000 0 eng d |
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| 040 | |aCaOODSP|beng|erda|cCaOODSP |
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| 041 | 0 |aeng|beng|bfre |
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| 043 | |an-cn-bc |
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| 086 | 1 |aEn40-240/82-5E-PDF |
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| 100 | 1 |aDerksen, George, |d1948- |eauthor. |
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| 245 | 14|aThe effects of a sewage lagoon effluent on the water quality of the Cowichan River during the 1980 low flow period plus an evaluation of the lagoon's bacteriological reduction performance and effluent toxicity / |cby G. Derksen. |
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| 264 | 1|a[West Vancouver, B.C.] : |bEnvironmental Protection Service, Environmental Protection Branch, Pacific Region, |cNovember 1981. |
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| 300 | |a1 online resource (xii, 83 pages) : |billustrations (some colour). |
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| 336 | |atext|btxt|2rdacontent |
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| 337 | |acomputer|bc|2rdamedia |
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| 338 | |aonline resource|bcr|2rdacarrier |
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| 490 | 1 |aRegional program report ; |vno. 82-5 |
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| 500 | |aCover title. |
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| 500 | |aDigitized edition from print [produced by Environment and Climate Change Canada]. |
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| 504 | |aIncludes bibliographical references. |
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| 520 | 3 |a"The water quality of the Cowichan River was monitored over the summer low flow period of 1979 and 1980. During August and September, 1980 the impact of the Duncan-North Cowichan sewage discharge was monitored"--Abstract, page i. |
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| 546 | |aIncludes abstracts in English and French. |
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| 692 | 07|2gccst|aWaste water |
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| 692 | 07|2gccst|aRivers |
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| 692 | 07|2gccst|aWater quality |
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| 710 | 1 |aCanada. |bEnvironment Canada. |
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| 710 | 1 |aCanada. |bEnvironmental Protection Service. |bPacific Region. |
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| 830 | #0|aRegional program report (Canada. Environmental Protection Service. Pacific Region)|vno. 82-5.|w(CaOODSP)9.879151 |
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| 856 | 40|qPDF|s4.98 MB|uhttps://publications.gc.ca/collections/collection_2019/eccc/en40-240/En40-240-82-5-eng.pdf |
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