651 | Catches of migratory fish in the River Don, Aberdeenshire |
652 | Stream survey and assessment in the Ashford and Folkestone areas |
653 | Lakes, Ponds and Reservoirs in the Southern Region (NRA) |
654 | The 1990 river and estuary classification survey of England and Wales |
655 | The evaluation of an orion ammonium ion selective electrode (220/15/T) |
656 | An Independent Review of the Defra/EA Research and Development Joint |
657 | Anthropogenic Impacts on the Hydrology of Rivers and Lochs |
658 | Dissemination of the Revitalised FEH Rainfall-runoff Method |
659 | General guide to the prevention of water pollution |
660 | Guidance for the Development of Housing on Land Affected by Contamination |
661 | Guidance on the use of Soil Screening Values for Ecological Risk Assessment |
662 | Highway runoff: Effects of soluble pollutants on the ecology of receiving waters |
663 | Life cycle assessment of disposable and reusable nappies in the UK |
664 | Managing the social aspects of flooding: Synthesis Report |
665 | Model For Investigating The Impacts Of Groundwater Abstraction |
666 | National guidelines for the production of NRA regions 1990/91 regional plans |
667 | Operational mechanisms for the protection and enhancement of headwaters |
668 | Policy and practice for the protection of groundwater : regional appendix Welsh region |
669 | Procurement legislation and the NRA : a brief guide |
670 | Strategic review of development and flood risk : the River Welland catchment |
671 | Strategic review of development and flood risk : the River Witham catchment |
672 | Survey of copper speciation in the Great Ouse estuary |
673 | Sustainable development indicators : monitoring change in the East Midlands |
674 | Technical Support Materials for the Regulation of Radioactively Contaminated Land |
675 | The impact of climate change on severe droughts: Implications for decision making |