| 1 | Biological Assessment Methods: Controlling the Quality of Biological Data. Package 1 The variability of data used for assessing the biological condition of rivers |
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| 2 | An audit of performance in the AQC inspection of standard biological macro-invertebrate samples in 2002 : The Environment Agency (C00158/31) |
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| 3 | Quality audit of biological samples for the 1990 river quality survey |
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| 4 | Biological water quality monitoring in the Midlands region |
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| 5 | Datchet, Wraysbury, Staines and Chertsey flood study : aquatic biology. Part 2 : a survey of the wetland vegetation and aquatric macroinvertebrates of the Abbey River and Chertsey Bourne |
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| 6 | An audit of performance in the primary analysis of standard biological macro-invertebrate samples in 2002 : The Environment Agency (CEH Report Ref: C00158/31) |
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| 7 | An audit of performance in the analysis of biological samples in 1998. Environment Agency : primary audit |
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| 8 | The application and validation of in situ ecotoxicological assays at biologically and chemically incongruous sites (379/2/T) |
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| 9 | An audit of performance in the analysis of biological samples in 1998. Environment Agency : AQC audit |
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| 10 | An audit of performance in the analysis of biological samples in 2000. Environment Agency : primary audit : C00158/10 |
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| 11 | An audit of performance in the analysis of biological samples in 2000. Environment Agency : AQC audit : C00158/11 |
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| 12 | An audit of performance in the AQC inspection of standard biological macro-invertebrate samples in 2001 : Environment Agency CEH Report Ref: COO 15 8/24 |
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| 13 | An audit of performance in the primary analysis of standard biological macro-invertebrate samples in 2001 : Environment Agency CEH Report Ref: COO 158/23 |
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