| 26 | Bioaccumulation of metals in the Thames Estuary |
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| 27 | Diffuse pollution and the water framework directive |
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| 28 | The Effect of Atrazine Exposure on the Timing of Salmon (Salmo salar L.) Smolt Emigration |
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| 29 | The potential for the use of Willow in buffer zones for reducing nitrate and atrazine pollution |
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| 30 | Using Macrophytes for the Environmental Assessment of Rivers: The Role of Sediment Nutrients |
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| 31 | The Distribution Of Phytoplankton And Nutrients In The North East Irish Sea During 1997; |
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| 32 | The Distribution of Phytoplankton and Nutrients in the North East Irish Sea During 1998 |
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| 33 | The Distribution Of Phytoplankton And Nutrients In The North East Irish Sea During 1996; |
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| 34 | The impact of industrial discharges on metal levels in biota of the West Cumbrian coast - 1990 |
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| 35 | The influence of agriculture on the quality of natural waters in England and Wales |
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| 36 | The Paris commission 1995 survey : report for England and Wales by the Environment Agency |
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| 37 | The quality of rivers, canals and estuaries in England and Wales : report of the 1990 survey |
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| 38 | Proposals to extend the Environment Agency's monitoring certification scheme (MCERTS) to the chemical testing of soils |
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| 39 | An investigation of the bacteriological quality of bathing water around the Kent coast since 1985 |
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| 40 | A collation of the environmental impact work carried out following the Rosebay oil spill, May 1990 |
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| 41 | Discharges of waste under the EC titanium dioxide directives : report of the National Rivers Authority |
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| 42 | The environmental impact of the foot and mouth disease outbreak: and interim assessment |
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| 43 | Ecological effects of discharges from watercress farms on the chalk-streams of the NRA Wessex Region |
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| 44 | Riverside litter : results of the 1990 campaign and a strategy for the future |
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| 45 | Report on the control of discharges of titanium dioxide waste to the Humber Estuary : main report |
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| 46 | The application of toxicity-based criteria for the regulatory control of wastewater discharges: a consultation document |
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| 47 | Report on the control of discharges of titanium dioxide waste to the Humber Estuary : appendices |
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| 48 | Classification of listed substances for the purposes of the EC groundwater directive (80/68/EEC) : technical report |
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| 49 | Rural sewage pollution in the '90s : report of the rural sewerage project 1993/4 |
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| 50 | The effects of ammonia in discharges from Hogsmill Valley sewage treatment works on the water quality of the River Thames at Teddington |
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