576 | Disturbing the season's due: plankton periodicity in Grassmere, 1987 |
577 | The Evaluation of Acoustic Doppler Current Profiler Equipment |
578 | Modelling phytoplankton development in the proposed Cardiff Bay Barrage
|
579 | Dead zones, live markers: the biological environments of larger U.K. Rivers
|
580 | The Impact Of Particulate Outputs Associated With Timber Harvesting |
581 | The evaluation of Grant/YSU 3800 water quality monitor |
582 | Recommendations For The Processing And Presentation Of Groundwater Quality Data |
583 | Landfill and the water environment : NRA position statement |
584 | The vision for our environment : making it happen |
585 | Environment Agency guidance on the conditioning of intermediate level waste |
586 | Quality audit of biological samples for the 1991 river quality survey |
587 | Pesticides in the aquatic environment 1997 full report |
588 | The precious resource : a brief guide to managing our water resources |
589 | Quantification of the relationship between effluent quality and biological quality : final report |
590 | Charging for discharges scheme : guidance to the agricultural industry |
591 | Priority and other specific polluting substances and the Water Framework Directive |
592 | 'Sea Vigil' water quality monitoring : the Humber estuary 1994 |
593 | Evaluation of historical data on the nutrient status of Esthwaite Water, Cumbria
|
594 | An Aerial Photograph of Ferry House and The Pearsall Building |
595 | Review of existing practices for fluvial grass management throughout the NRA (213/1/Y) |
596 | The interpretation of rod and net catch data |
597 | Research and development in the Environment Agency : a short guide |
598 | Problems with sea trout and salmon in the Western Highlands |
599 | Clear Options towards an operational model for the Lee Valley Reservoirs |
600 | The Cam catchment : recommendations for statutory water quality objectives |