| 76 | Operational mechanisms for the protection and enhancement of headwaters |
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| 77 | Disturbing the season's due: plankton periodicity in Grassmere, 1987 |
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| 78 | River Axe Fish Study - Evaluation of Fish Movements in the Estuary |
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| 79 | Stream survey and assessment in the Ashford and Folkestone areas |
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| 80 | The greening of Grasmere: its plankton periodicity in 1988 |
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| 81 | Snapshots of the environment : understanding coastal water quality |
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| 82 | The evaluation of an orion ammonium ion selective electrode (220/15/T) |
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| 83 | Water quality in Anglian Region : the first five years |
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| 84 | The Impact Of Particulate Outputs Associated With Timber Harvesting |
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| 85 | The evaluation of Grant/YSU 3800 water quality monitor |
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| 86 | Investigation of mercury contamination in the Red River catchment, West Cornwall |
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| 87 | Quality audit of biological samples for the 1990 river quality survey |
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| 88 | Proposals for statutory water quality objectives : report of the National Rivers Authority |
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| 89 | Report on the quality of bathing waters 1990 |
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| 90 | A Review of Methods for Assessing the Hydromorphology of Lakes |
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| 91 | Environmental snapshot for the East of England [1999] |
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| 92 | Impact of breakwaters on the water quality of Sidmouth beach |
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| 93 | Protecting and improving the water environment : model policies |
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| 94 | The 1990 river and estuary classification survey of England and Wales |
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| 95 | Recommendations For The Processing And Presentation Of Groundwater Quality Data |
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| 96 | 'Sea Vigil' water quality monitoring : the East coast 1992-1993 |
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| 97 | The quality of rivers and estuaries in Northumbria region 1990 |
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| 98 | Strategy for the use of field instrumentation in water quality monitoring |
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| 99 | The Influence of Variations in Flow on General Quality Assessment of Rivers |
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| 100 | 'Sea Vigil' water quality monitoring : the East Anglian coast 1994 |
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