| 1 | Bacteriological survey : The Wash |
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| 2 | Viruses in the aquatic environment |
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| 3 | Assessing the Impact of Agricultural Pesticides in the Aquatic Environment: Phase II |
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| 4 | The development of new techniques for the monitoring of ammonia in water |
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| 5 | Investigation into the cause of high pH in the Budleigh Brook |
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| 6 | The Effectiveness of Liners in Inhibiting the Migration of Landfill Gas |
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| 7 | The development of the Gammarus pulex feeding rate Bioassay |
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| 8 | Mechanisms of Water Storage in the Unsaturated Zone of the Chalk Aquifer |
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| 9 | Freshwater Algal Flora of the British Isles |
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| 10 | Humber estuary : state of the environment 1998 |
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| 11 | MCERTS : the Environment Agency's monitoring certification scheme |
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| 12 | The Trophic Diatom Index: A User's Manual; |
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| 13 | Bioaccumulation of metals in the Thames Estuary |
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| 14 | Assessment of the Trophic Status of Rivers using Macrophytes - Evaluation of the Mean Trophic Rank |
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| 15 | Ponds in Partnership Phase 1 Final Report: Establishing the Framework for the National Pond Monitoring Network |
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| 16 | Biological assessment of the effects of Ivybridge Sewage Treatment Works on the River Erme |
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| 17 | The influence of agriculture on the quality of natural waters in England and Wales |
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| 18 | Study of the behaviour and impact of two sewage treatment works of the Thames catchment |
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| 19 | Rising groundwater levels in the chalk - basal sands aquifer of the central london basins |
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| 20 | Investigation into the chemicals present and entering the Stover Lake, Stover Country Park |
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| 21 | Investigation of the Relationship between the LIFE Index and RIVPACS: Putting LIFE into RIVPACS |
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| 22 | Rising groundwater levels in the chalk-basal sands aquifer of the Central London basin |
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| 23 | Assessment of Ivybridge mobile monitoring station and investigation of the water quality of the River Erme and the effect of Ivybridge Sewage Treatment works final effluent |
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| 24 | Meiofaunal assemblages of the Thames Estuary, April 1989-March 1990 : modules I-III : a study of the meiofaunal communities present in sediment samples collected by the National Rivers Authority, Thames Region |
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| 25 | NRA report of the blue-green algal monitoring 1990 : a report by the toxic blue-green algae task group |
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