751 | Applications Of Artificial Intelligence For The Biological Surveillance Of River Quality |
752 | The River Tywi catchment management plan : action plan (bilingual) |
753 | Reappraisal of the River Lee to Wheathampstead Mill |
754 | Business requirement specification : integrated accounting system for the (IAS) |
755 | A report on fish production in the National Rivers Authority |
756 | Moston Brook Summary Report for the Evidence and Measures Project |
757 | Corporate Environmental Reporting in the UK Water Sector - A Concise Review |
758 | Strategy for the use of field instrumentation in water quality monitoring |
759 | User notes for the Deben groundwater modelling package |
760 | Anthropogenic Influences on the temperature regime in a chalk river |
761 | London's river (information pack on the River Thames) |
762 | Water and the environment in times of drought |
763 | Macroinvertebrates of the River Nar : Great Ouse catchment : draft report |
764 | Water and the environment in times of drought |
765 | A strategy for the management of salmon in England and Wales |
766 | Algae or sewage? : helping you tell the difference |
767 | The Role Of Bankside Habitat In River Ecology |
768 | Economic changes to the value of water environment : draft final report |
769 | NRA superannuation report and accounts for the period ended 31 March 1990 |
770 | Wash zone report. Part 1 : the Wash NRA monitoring review |
771 | Water quality 2000 : a strategy for the water quality function |
772 | The Cam catchment, Anglian region : proposals for statutory water quality objectives |
773 | Computer files used in the calculation of Rutland and Grafham yields |
774 | The control of effluent discharges by a direct toxicity assessment (DTA) approach |
775 | The Restoration of Floodplain Woodlands in Lowland Britain |