| 651 | Project management and the scheme of delegation : a summary guide : April 1995 |
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| 652 | The groundwater regulations (Bilingual) : Rheoliadau dwr daear (Bilingual) |
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| 653 | The Use of Immuno Based Techniques for Chemical Analysis |
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| 654 | Snapshots of the environment : integrated river basin management |
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| 655 | Water from the River Dee : a working partnership |
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| 656 | Land drainage byelaws 1981 and the Thames region flood defence byelaws 1991 |
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| 657 | River quality in England and Wales : a report of the 1990 survey |
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| 658 | Snapshots of the environment : understanding coastal water quality |
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| 659 | The evaluation of EDT QSE 334 ammonium ion selective electrode (220/17/T) |
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| 660 | The evaluation of ingold ion selective ammonium electrode (220/23/T) |
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| 661 | Rivers of the Isle of Wight fact file |
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| 662 | The Influence of Variations in Flow on General Quality Assessment of Rivers |
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| 663 | Stratification in the Severn Estuary- Physical aspects and biological consequences |
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| 664 | The Mersey estuary : a report on environmental quality |
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| 665 | 'Sea Vigil' water quality monitoring : the East coast 1992-1993 |
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| 666 | Catches of migratory fish in the River Don, Aberdeenshire |
|---|
| 667 | Stream survey and assessment in the Ashford and Folkestone areas |
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| 668 | Lakes, Ponds and Reservoirs in the Southern Region (NRA) |
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| 669 | The 1990 river and estuary classification survey of England and Wales |
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| 670 | The evaluation of an orion ammonium ion selective electrode (220/15/T) |
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| 671 | An Independent Review of the Defra/EA Research and Development Joint |
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| 672 | Anthropogenic Impacts on the Hydrology of Rivers and Lochs |
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| 673 | Dissemination of the Revitalised FEH Rainfall-runoff Method |
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| 674 | General guide to the prevention of water pollution |
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| 675 | Guidance for the Development of Housing on Land Affected by Contamination |
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