| 626 | The Use of Immuno Based Techniques for Chemical Analysis |
|---|
| 627 | Snapshots of the environment : integrated river basin management |
|---|
| 628 | Water from the River Dee : a working partnership |
|---|
| 629 | Land drainage byelaws 1981 and the Thames region flood defence byelaws 1991 |
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| 630 | River quality in England and Wales : a report of the 1990 survey |
|---|
| 631 | Snapshots of the environment : understanding coastal water quality |
|---|
| 632 | The evaluation of EDT QSE 334 ammonium ion selective electrode (220/17/T) |
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| 633 | The evaluation of ingold ion selective ammonium electrode (220/23/T) |
|---|
| 634 | Rivers of the Isle of Wight fact file |
|---|
| 635 | The Influence of Variations in Flow on General Quality Assessment of Rivers |
|---|
| 636 | Stratification in the Severn Estuary- Physical aspects and biological consequences |
|---|
| 637 | The Mersey estuary : a report on environmental quality |
|---|
| 638 | 'Sea Vigil' water quality monitoring : the East coast 1992-1993 |
|---|
| 639 | Catches of migratory fish in the River Don, Aberdeenshire |
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| 640 | Stream survey and assessment in the Ashford and Folkestone areas |
|---|
| 641 | Lakes, Ponds and Reservoirs in the Southern Region (NRA) |
|---|
| 642 | The 1990 river and estuary classification survey of England and Wales |
|---|
| 643 | The evaluation of an orion ammonium ion selective electrode (220/15/T) |
|---|
| 644 | An Independent Review of the Defra/EA Research and Development Joint |
|---|
| 645 | Anthropogenic Impacts on the Hydrology of Rivers and Lochs |
|---|
| 646 | Dissemination of the Revitalised FEH Rainfall-runoff Method |
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| 647 | General guide to the prevention of water pollution |
|---|
| 648 | Guidance on the use of Soil Screening Values for Ecological Risk Assessment |
|---|
| 649 | Highway runoff: Effects of soluble pollutants on the ecology of receiving waters |
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| 650 | Life cycle assessment of disposable and reusable nappies in the UK |
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