| 476 | Guidance for estimating the air quality impact of stationary sources - GN 24 |
|---|
| 477 | Introductory guidance on the Agency's contribution to sustainable development (SD1) |
|---|
| 478 | The National Centre for Toxic and Persistent Substances |
|---|
| 479 | Algal blooms in the Lower Tees- Perspectives and prospects
|
|---|
| 480 | Acidification of freshwaters: the threat and its mitigation |
|---|
| 481 | Pearl Mussel Image: First out of the blocks |
|---|
| 482 | FWR - User guide for assessing the impact of combined sewer overflows |
|---|
| 483 | The Use of Immuno Based Techniques for Chemical Analysis |
|---|
| 484 | Water from the River Dee : a working partnership |
|---|
| 485 | Land drainage byelaws 1981 and the Thames region flood defence byelaws 1991 |
|---|
| 486 | River quality in England and Wales : a report of the 1990 survey |
|---|
| 487 | Snapshots of the environment : understanding coastal water quality |
|---|
| 488 | The evaluation of EDT QSE 334 ammonium ion selective electrode (220/17/T) |
|---|
| 489 | The evaluation of ingold ion selective ammonium electrode (220/23/T) |
|---|
| 490 | Rivers of the Isle of Wight fact file |
|---|
| 491 | Stratification in the Severn Estuary- Physical aspects and biological consequences |
|---|
| 492 | The Mersey estuary : a report on environmental quality |
|---|
| 493 | Catches of migratory fish in the River Don, Aberdeenshire |
|---|
| 494 | Stream survey and assessment in the Ashford and Folkestone areas |
|---|
| 495 | Lakes, Ponds and Reservoirs in the Southern Region (NRA) |
|---|
| 496 | The 1990 river and estuary classification survey of England and Wales |
|---|
| 497 | The evaluation of an orion ammonium ion selective electrode (220/15/T) |
|---|
| 498 | An Independent Review of the Defra/EA Research and Development Joint |
|---|
| 499 | Anthropogenic Impacts on the Hydrology of Rivers and Lochs |
|---|
| 500 | Dissemination of the Revitalised FEH Rainfall-runoff Method |
|---|
