| 276 | The Influence of Variations in Flow on General Quality Assessment of Rivers - Summary Document |
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| 277 | Annual classification of river water quality 1992 : numbers of samples exceeding the quality standard |
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| 278 | Water pollution incidents in England and Wales 1991 : report of the National Rivers Authority |
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| 279 | Improved monitoring for surface water quality : the development of a manual of best practice |
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| 280 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk D in 2011 |
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| 281 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk B in 2011 |
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| 282 | Routine laboratory water sample data for the Wensum Demonstration Test Catchment's monitoring kiosk A |
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| 283 | Report on the By Brook low flow investigations : October 2001 : volume 1 : report |
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| 284 | Routine laboratory water sample data for the Wensum Demonstration Test Catchment's monitoring kiosk E |
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| 285 | Environment Agency Kent area : the Seabrook stream : BSc (Hons) Environmental biology placement report |
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| 286 | Future foundations : building a better South West : a sustainable construction charter for the region |
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| 287 | An audit of performance in the analysis of biological samples in 1998. Environment Agency : AQC audit |
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| 288 | An audit of performance in the analysis of biological samples in 1998. Environment Agency : primary audit |
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| 289 | An audit of performance in the analysis of biological samples in 1999. Environment Agency : AQC audit |
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| 290 | An audit of performance in the analysis of biological samples in 1999. Environment Agency : primary audit |
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| 291 | ISCO automatic water sample data for the Wensum Demonstration Test Catchment's Kiosk B |
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| 292 | Further investigation of the pilot borehole at Bean's Lane, Wortham (94/7/912) : September 1994 |
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| 293 | The Warwickshire Avon catchment management plan : consultation report summary (NRA Severn-Trent 44) |
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| 294 | An investigation into the water quality of a treated effluent from Hambleton Dairy, Todber, Dorset |
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| 295 | Old Bedford incorporating the Middle Level and Ouse Washes : consultation report - May 1997 |
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| 296 | Discharge consents and compliance : the NRA's approach to control of discharges to water |
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| 297 | Monitoring of the River Burn upstream and downstream of Burnham Market sewage treatment works 1999 |
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| 298 | Nutrient export modelling on the River Bure, Norfolk : progress report 2 : June-July 1995 |
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| 299 | An audit of performance in the processing of macro-invertebrate samples in 1992 |
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| 300 | Development of the Acid Water Indicator Community (AWIC) Macroinvertebrate Family and Species Level |
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