| 451 | SERPLAN development scenarios : the potential impact upon water resources in the SERPLAN region |
|---|
| 452 | Towards the sustainable use of material resources : an evaluation using the natural step framework |
|---|
| 453 | Water resources for the future : a summary of the strategy for Wales (bilingual) |
|---|
| 454 | Water resources for the future : a summary of the strategy for North West Region |
|---|
| 455 | Water resources for the future : a summary of the strategy for South West region |
|---|
| 456 | Classification of listed substances for the purposes of the EC groundwater directive (80/68/EEC) : technical report |
|---|
| 457 | Running with the tide : reconciling development pressures with flood risk and the environment |
|---|
| 458 | Water for the future in Kent : NRA response to the issues and options report |
|---|
| 459 | Review of flood defence practices on the Somerset Levels and Moors : the appendices |
|---|
| 460 | Review of flood defence practices on the Somerset Levels and Moors : the report |
|---|
| 461 | Estuarine fish survey 1989 : inferences on the pollution status of the Thames estuary |
|---|
| 462 | Investigation of the water quality in the Buckland stream up and downstream of East/West Buckland |
|---|
| 463 | The Effect of Atrazine Exposure on the Timing of Salmon (Salmo salar L.) Smolt Emigration |
|---|
| 464 | Planning for the rising tides : the Humber estuary shoreline management plan. Summary of proposals |
|---|
| 465 | Further surveys to elucidate the distribution of the fine-lined pea mussel Pisidium tenuilineatum Stelfox, 1918 |
|---|
| 466 | The influence of agriculture on the quality of natural waters in England and Wales |
|---|
| 467 | The physical character of rivers and streams in the UK and Isle of Man |
|---|
| 468 | The Distribution of Phytoplankton and Nutrients in the North East Irish Sea During 1998 |
|---|
| 469 | Biological assessment of the effects of Ivybridge Sewage Treatment Works on the River Erme |
|---|
| 470 | The impact of industrial discharges on metal levels in biota of the West Cumbrian coast - 1990 |
|---|
| 471 | Environmental monitoring of the Fal Estuary to support the Fal Swan study : final draft report |
|---|
| 472 | The impact of land use on salmonids (Report 30) : a study of the River Torridge catchment |
|---|
| 473 | The behaviour of atrazine and simazine within the chalk aquifer : experimental results and interpretation |
|---|
| 474 | A unified information system to satisfy the NRA's requirement for ecotoxicology information: the specification study |
|---|
| 475 | A collation of the environmental impact work carried out following the Rosebay oil spill, May 1990 |
|---|
