| 000 | 00000nam 2200000zi 4500 |
| 001 | 9.876867 |
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| 003 | CaOODSP |
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| 005 | 20241203113650 |
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| 006 | m o d f |
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| 007 | cr ||||||||||| |
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| 008 | 190723e199003##oncd #ob f000 0 eng d |
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| 040 | |aCaOODSP|beng|erda|cCaOODSP |
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| 041 | |aeng|bfre |
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| 043 | |an-cn--- |
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| 086 | 1 |aEn13-5/90-74E-PDF |
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| 100 | 1 |aDay, Kristin E. |q(Kristin Elizabeth)|eauthor. |
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| 245 | 10|aUse of acetylcholinesterase activity to detect sublethal toxicity in stream invertebrates exposed to low concentrations of organophosphate insecticides / |cby K.E. Day and I.M. Scott. |
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| 264 | 1|aBurlington, Ontario : |bCanada Centre for Inland Waters, National Water Research Institute, Rivers Research Branch, |cMarch 1990. |
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| 300 | |a1 online resource (29 pages, 4 unnumbered pages) : |bgraphs. |
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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 |aNWRI contribution ; |v90-74 |
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| 500 | |a"RRB 90-42." |
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| 500 | |aTitle from cover. |
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| 500 | |aDigitized edition from print [produced by Environment and Climate Change Canada]. |
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| 504 | |aIncludes bibliographical references (pages 19-25). |
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| 520 | 3 |a"Acetylcholinesterase (AChE) activity was measured in selected species of aquatic invertebrates using two methodologies based on the Ellman technique - a modified kit procedure using the spectrophotometer (BMC procedure) and a microplate assay"--Abstract, page 2. |
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| 546 | |aIncludes abstract and executive summary in English and French. |
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| 692 | 07|2gccst|aBioassay |
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| 692 | 07|2gccst|aInsecticides |
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| 692 | 07|2gccst|aAquatic animals |
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| 700 | 1 |aScott, I. M., |eauthor. |
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| 710 | 1 |aCanada. |bEnvironment Canada. |
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| 710 | 2 |aCanada Centre for Inland Waters. |
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| 710 | 2 |aNational Water Research Institute (Canada). |bRivers Research Branch. |
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| 830 | #0|aNWRI contribution ;|v90-74.|w(CaOODSP)9.844121 |
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| 856 | 40|qPDF|s2.16 MB|uhttps://publications.gc.ca/collections/collection_2019/eccc/en13-5/En13-5-90-74-eng.pdf |
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