651 | Conservation and development of the River Eden spring salmon population |
652 | Habitat preferences of the bullhead (Cottus gobio) in some Norfolk rivers |
653 | England's river : a guide to the Thames from Remenham to Cookham |
654 | Regulation of dioxin releases from the Runcorn operations of ICI and EVC |
655 | Guidance on the application of environmental risk assessment for waste management licensing |
656 | Partnership in environmental protection : schemes in the Midlands Region 1995 - 1996 |
657 | Investigation of mercury contamination in the Red River catchment, West Cornwall |
658 | An investigation into the incidence of spurting from weeping wall slurry stores |
659 | NRA superannuation report and accounts for the period ended 31 March 1991 |
660 | Further guidance on the environmental assessment of projects |
661 | Assessing the impact of dewatering on water resources |
662 | The use and design of oil separators in surface water drainage systems |
663 | The utilisation of stick-pile otter holts in south east Wales |
664 | Improving the Environment Agency's contribution to wetland bird populations |
665 | Groundwater-surface Water Interactions in the Hyporheic Zone |
666 | River water quality in the Midlands 1994/95 : water quality summary data |
667 | Model Procedures for the Management of Land Contamination |
668 | Applications Of Artificial Intelligence For The Biological Surveillance Of River Quality |
669 | Improving the contribution of social science to Flood Risk Management |
670 | The River Tywi catchment management plan : action plan (bilingual) |
671 | Reappraisal of the River Lee to Wheathampstead Mill |
672 | Business requirement specification : integrated accounting system for the (IAS) |
673 | A report on fish production in the National Rivers Authority |
674 | Moston Brook Summary Report for the Evidence and Measures Project |
675 | Corporate Environmental Reporting in the UK Water Sector - A Concise Review |