776 | NRA superannuation report and accounts for the period ended 31 March 1990 |
777 | Wash zone report. Part 1 : the Wash NRA monitoring review |
778 | Broadland flood alleviation strategy : the programme for flood defence works |
779 | Water quality 2000 : a strategy for the water quality function |
780 | Computer files used in the calculation of Rutland and Grafham yields |
781 | The control of effluent discharges by a direct toxicity assessment (DTA) approach |
782 | The Restoration of Floodplain Woodlands in Lowland Britain |
783 | Take to the water : a beginner's guide to boating on inland waterways |
784 | Report on the quality of bathing waters 1990 |
785 | Guidance on the Assessment of Cause and Effect in Ecological Risk Assessment |
786 | Wetlands for Wales : a strategy for the third millenium |
787 | Protecting and improving the water environment : model policies |
788 | The Impacts of flooding on urban and rural communities |
789 | The relationship between turbidity and suspended solids in final effluents |
790 | General guide to the prevention of pollution of controlled water |
791 | The Environmental Impact of Fish Farming - A Review |
792 | The evaluation of an hydrolab DS3 submersible water quality monitor |
793 | Sustaining our resources : the way forward : summary document |
794 | The Removal of Technetium from EARP Waste Streams, Phase II |
795 | Evaluation of AN analytical sensors ammonium probe for the grant\YSI 3800 |
796 | Reduction in aldrin and dieldrin concentrations in the Newlyn River |
797 | 'Sea Vigil' water quality monitoring : the Humber estuary 1992-1993 |
798 | Historic changes in the Upper River Ehen Catchment- Summary |
799 | Metallothionein in eels from the Thames Estuary : an indicator of environmental quality |
800 | Steady-state particle tracking in the object-orientated regional groundwater model ZOOMQ3D |