576 | Land use assessment of non-tidal main rivers in the southern region of the National Rivers Authority : report EX 2922 |
577 | The Natural (Baseline) Quality Of Groundwaters In England And Wales: The Permo-Triassic Sandstones Of Cumbria, North-West England; |
578 | PhD Research. Gary Stephen Rushworth. The role of aquatic macroinvertebrates within reedswamps |
579 | POLICY & PRACTICE FOR THE PROTECTION OF GROUNDWATER - DRAWINGS |
580 | The River Eden Demonstration Test Catchment (DTC) Data |
581 | 1967 - IBP Lake George, Uganda - starting to build the bedroom block |
582 | The regulation of salmon angling in Great Britain
|
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
|
586 | Dead zones, live markers: the biological environments of larger U.K. Rivers
|
587 | The Impact Of Particulate Outputs Associated With Timber Harvesting |
588 | PVC : an evaluation using the Natural Step framework |
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 precious resource : a brief guide to managing our water resources |
596 | Quantification of the relationship between effluent quality and biological quality : final report |
597 | Charging for discharges scheme : guidance to the agricultural industry |
598 | Priority and other specific polluting substances and the Water Framework Directive |
599 | 'Sea Vigil' water quality monitoring : the Humber estuary 1994 |
600 | Evaluation of historical data on the nutrient status of Esthwaite Water, Cumbria
|