576 | The Natural (Baseline) Quality Of Groundwaters In England And Wales: The Permo-Triassic Sandstones Of Cumbria, North-West England; |
577 | PhD Research. Gary Stephen Rushworth. The role of aquatic macroinvertebrates within reedswamps |
578 | POLICY & PRACTICE FOR THE PROTECTION OF GROUNDWATER - DRAWINGS |
579 | The River Eden Demonstration Test Catchment (DTC) Data |
580 | 1967 - IBP Lake George, Uganda - starting to build the bedroom block |
581 | Environmental snapshot for the East of England [version 1] |
582 | The regulation of salmon angling in Great Britain
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583 | Disturbing the season's due: plankton periodicity in Grassmere, 1987 |
584 | The Evaluation of Acoustic Doppler Current Profiler Equipment |
585 | Modelling phytoplankton development in the proposed Cardiff Bay Barrage
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586 | Dead zones, live markers: the biological environments of larger U.K. Rivers
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587 | The Impact Of Particulate Outputs Associated With Timber Harvesting |
588 | The evaluation of Grant/YSU 3800 water quality monitor |
589 | Recommendations For The Processing And Presentation Of Groundwater Quality Data |
590 | Landfill and the water environment : NRA position statement |
591 | The vision for our environment : making it happen |
592 | Environment Agency guidance on the conditioning of intermediate level waste |
593 | Quality audit of biological samples for the 1991 river quality survey |
594 | Pesticides in the aquatic environment 1997 full report |
595 | The Wandle, Beverley Brook, Hogsmill catchment management plan : consultation report : November 1994 |
596 | The precious resource : a brief guide to managing our water resources |
597 | Quantification of the relationship between effluent quality and biological quality : final report |
598 | Charging for discharges scheme : guidance to the agricultural industry |
599 | Priority and other specific polluting substances and the Water Framework Directive |
600 | 'Sea Vigil' water quality monitoring : the Humber estuary 1994 |