| 151 | An investigation of sewage on the beach at Porthcothan |
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| 152 | Assessing and controlling the ecotoxicity of complex effluents |
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| 153 | Charging for discharges scheme : guidance to the engineering industry |
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| 154 | A survey of ferruginous minewater impacts in the Welsh coalfields |
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| 155 | A survey of ferruginous minewater impacts in the Welsh coalfields |
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| 156 | Dioxins and the River Doe Lea : plain English report |
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| 157 | A guide to sustainable urban drainage : protecting the quality of our environment |
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| 158 | Air dispersion climate from the Castle Cement works at Ribblesdale |
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| 159 | Doe Lea restoration study : the work of WRc |
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| 160 | The NRA in business : annual review and summary accounts 1993-94 |
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| 161 | Water quality investigations in the Newlyn river catchment |
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| 162 | An assessment of water quality in the River Yarty catchment |
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| 163 | Investigations of discharges into the River Lemon at Newton Abbot |
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| 164 | Report on monitoring of environmental quality in the Severn Estuary |
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| 165 | Investigating the Applicability of Passive Sampling Devices to Pesticide Monitoring |
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| 166 | Water quality in Anglian Region : the first five years |
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| 167 | Monitoring of the Priory storm overflow on the River Tone at Taunton : June - November 1991 and water quality investigations unit January 1992 |
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| 168 | Tamar Lakes project 2001 : initial assessment of nutrient data to identify pollution sources, assess the effect of Tamar Lakes on the downstream water quality and to recommend future monitoring requirements |
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| 169 | A study of the use of Glycol-based de-icers at RAF Lyneham and their impact on local watercourses during the winter of 1999/2000 |
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| 170 | The mobilization and release of mercury, copper, iron, manganese and selenium from contaminated sediment as a result of dredging : laboratory simulation studies : interim report to the National Rivers Authority Anglian Region |
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| 171 | An investigation to determine if South Molton STW is the cause of elevated copper and zinc concentrations downstream in the River Mole [DEV/E/18/95] |
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| 172 | Impact of watercress cultivation on river water quality- Progress report for the period January- December 1987 |
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| 173 | Review of Literature on the Effect on Aquatic Communities of Particulate Copper in River Systems
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| 174 | Eutrophication in controlled waters in the Warwickshire Avon catchment (final report). Vol 2 : appendices |
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| 175 | Best Available Techniques For The Control Of Pollution In Inorganic Chemical Processes - Appendix |
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