| 376 | Water resources for the future : a summary of the strategy for Thames Region |
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| 377 | Water resources for the future : a summary of the strategy for Thames Region Summary |
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| 378 | Conservation and recreation: the Wye challenge: volume 1: report of the River Wye project |
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| 379 | A strategy for implementing the Environment Agency's contribution to the UK Biodiversity Action Plan |
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| 380 | SERPLAN development scenarios : the potential impact upon water resources in the SERPLAN region |
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| 381 | Towards the sustainable use of material resources : an evaluation using the natural step framework |
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| 382 | Water resources for the future : a summary of the strategy for Wales (bilingual) |
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| 383 | Water resources for the future : a summary of the strategy for North West Region |
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| 384 | Water resources for the future : a summary of the strategy for South West region |
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| 385 | Running with the tide : reconciling development pressures with flood risk and the environment |
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| 386 | Water for the future in Kent : NRA response to the issues and options report |
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| 387 | Review of flood defence practices on the Somerset Levels and Moors : the appendices |
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| 388 | Estuarine fish survey 1989 : inferences on the pollution status of the Thames estuary |
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| 389 | Investigation of the water quality in the Buckland stream up and downstream of East/West Buckland |
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| 390 | The Effect of Atrazine Exposure on the Timing of Salmon (Salmo salar L.) Smolt Emigration |
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| 391 | Planning for the rising tides : the Humber estuary shoreline management plan. Summary of proposals |
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| 392 | Further surveys to elucidate the distribution of the fine-lined pea mussel Pisidium tenuilineatum Stelfox, 1918 |
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| 393 | The influence of agriculture on the quality of natural waters in England and Wales |
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| 394 | The physical character of rivers and streams in the UK and Isle of Man |
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| 395 | Biological assessment of the effects of Ivybridge Sewage Treatment Works on the River Erme |
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| 396 | Environmental monitoring of the Fal Estuary to support the Fal Swan study : final draft report |
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| 397 | The impact of land use on salmonids (Report 30) : a study of the River Torridge catchment |
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| 398 | The behaviour of atrazine and simazine within the chalk aquifer : experimental results and interpretation |
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| 399 | A unified information system to satisfy the NRA's requirement for ecotoxicology information: the specification study |
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| 400 | A Status Report on the Direct Oxygenation of the Tywi Estuary - October 1989 |
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