551 | A review of the quality and status of the Suffolk and Essex estuaries and coastal waters : volume 1 : final draft |
552 | Options for transfer of water from the River Trent and reservoir storage at Great Bradley : technical summary of the feasibility report |
553 | Land use assessment of non-tidal main rivers in the southern region of the National Rivers Authority : report EX 2922 |
554 | PhD Research. Gary Stephen Rushworth. The role of aquatic macroinvertebrates within reedswamps |
555 | POLICY & PRACTICE FOR THE PROTECTION OF GROUNDWATER - DRAWINGS |
556 | 1967 - IBP Lake George, Uganda - starting to build the bedroom block |
557 | Environmental snapshot for the East of England [version 1] |
558 | The regulation of salmon angling in Great Britain
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559 | Disturbing the season's due: plankton periodicity in Grassmere, 1987 |
560 | The Evaluation of Acoustic Doppler Current Profiler Equipment |
561 | Dead zones, live markers: the biological environments of larger U.K. Rivers
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562 | The Impact Of Particulate Outputs Associated With Timber Harvesting |
563 | The evaluation of Grant/YSU 3800 water quality monitor |
564 | PVC : an evaluation using the Natural Step framework |
565 | Recommendations For The Processing And Presentation Of Groundwater Quality Data |
566 | The vision for our environment : making it happen |
567 | Environment Agency guidance on the conditioning of intermediate level waste |
568 | Quality audit of biological samples for the 1991 river quality survey |
569 | Pesticides in the aquatic environment 1997 full report |
570 | The Wandle, Beverley Brook, Hogsmill catchment management plan : consultation report : November 1994 |
571 | The precious resource : a brief guide to managing our water resources |
572 | Quantification of the relationship between effluent quality and biological quality : final report |
573 | Priority and other specific polluting substances and the Water Framework Directive |
574 | 'Sea Vigil' water quality monitoring : the Humber estuary 1994 |
575 | An Aerial Photograph of Ferry House and The Pearsall Building |