| 151 | Evaluation of the effectiveness of the Water Fringe Option Scheme on Environmental Quality |
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| 152 | The environmental impact of the foot and mouth disease outbreak: and interim assessment |
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| 153 | Methods for the prediction of the impact of groundwater abstraction on East Anglian wetlands (WD/95/SR) |
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| 154 | Swords water quality study - phase 1 : modelling the water quality of the River Thames |
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| 155 | Rising groundwater levels in the chalk-basal sands aquifer of the Central London basin |
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| 156 | Rising groundwater levels in the chalk - basal sands aquifer of the central london basins |
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| 157 | Water resources for the future : a summary of the strategy for Thames Region |
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| 158 | Water resources for the future : a summary of the strategy for Thames Region Summary |
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| 159 | SERPLAN development scenarios : the potential impact upon water resources in the SERPLAN region |
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| 160 | Water resources for the future : a summary of the strategy for Wales (bilingual) |
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| 161 | Water resources for the future : a summary of the strategy for North West Region |
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| 162 | Water resources for the future : a summary of the strategy for South West region |
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| 163 | Water for the future in Kent : NRA response to the issues and options report |
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| 164 | Investigation of the water quality in the Buckland stream up and downstream of East/West Buckland |
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| 165 | The Effect of Atrazine Exposure on the Timing of Salmon (Salmo salar L.) Smolt Emigration |
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| 166 | Further surveys to elucidate the distribution of the fine-lined pea mussel Pisidium tenuilineatum Stelfox, 1918 |
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| 167 | The influence of agriculture on the quality of natural waters in England and Wales |
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| 168 | Biological assessment of the effects of Ivybridge Sewage Treatment Works on the River Erme |
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| 169 | The impact of industrial discharges on metal levels in biota of the West Cumbrian coast - 1990 |
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| 170 | The impact of land use on salmonids (Report 30) : a study of the River Torridge catchment |
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| 171 | A Status Report on the Direct Oxygenation of the Tywi Estuary - October 1989 |
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| 172 | A collation of the environmental impact work carried out following the Rosebay oil spill, May 1990 |
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| 173 | The application of toxicity-based criteria for the regulatory control of wastewater discharges: a consultation document |
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| 174 | An investigation into the effects of Alton sewage works on the River Wey North |
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| 175 | Investigation into the impact of Henstridge sewage treatment works on the River Umber, North Devon |
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