000 01747nam  2200373zi 4500
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008200724s1989    bccbd   ob   f000 0 eng d
040 |aCaOODSP|beng|erda|cCaOODSP
043 |an-cn-bc
0861 |aEn40-939/1989E-PDF
1001 |aWan, Michael T., |eauthor.
24510|aLevels of selected pesticides in farm ditches leading to rivers in the Lower Mainland of British Columbia / |cMichael T. Wan.
264 1|a[Vancouver] : |b[Environment Canada, Conservation and Protection, Environmental Protection, Pacific & Yukon region], |c[1989]
264 4|c©1989
300 |a1 online resource (pages 183-203) : |bmap, graphs
336 |atext|btxt|2rdacontent
337 |acomputer|bc|2rdamedia
338 |aonline resource|bcr|2rdacarrier
500 |aCaption title.
500 |aAt head of title: J. Environ. Sci. Health, B24(2), 183-203 (1989).
500 |aDigitized edition from print [produced by Environment and Climate Change Canada].
504 |aIncludes bibliographical references (pages 202-203).
650 0|aPesticides|xToxicology|zBritish Columbia|zLower Mainland.
650 0|aPesticides|xEnvironmental aspects|zBritish Columbia|zLower Mainland|xMeasurement.
650 6|aPesticides|xToxicologie|zColombie-Britannique|zLower Mainland.
650 6|aPesticides|xAspect de l'environnement|zColombie-Britannique|zLower Mainland|xMesure.
7101 |aCanada. |bEnvironment Canada.
7101 |aCanada. |bConservation and Protection. |bPacific and Yukon Region.
85640|qPDF|s584 KB|uhttps://publications.gc.ca/collections/collection_2020/eccc/en40/En40-939-1989-eng.pdf