576 | River quality in England and Wales : a report of the 1990 survey |
577 | Snapshots of the environment : understanding coastal water quality |
578 | The evaluation of EDT QSE 334 ammonium ion selective electrode (220/17/T) |
579 | The evaluation of ingold ion selective ammonium electrode (220/23/T) |
580 | Rivers of the Isle of Wight fact file |
581 | Stratification in the Severn Estuary- Physical aspects and biological consequences |
582 | The Mersey estuary : a report on environmental quality |
583 | 'Sea Vigil' water quality monitoring : the East coast 1992-1993 |
584 | Lakes, Ponds and Reservoirs in the Southern Region (NRA) |
585 | The 1990 river and estuary classification survey of England and Wales |
586 | The evaluation of an orion ammonium ion selective electrode (220/15/T) |
587 | An Independent Review of the Defra/EA Research and Development Joint |
588 | Anthropogenic Impacts on the Hydrology of Rivers and Lochs |
589 | Dissemination of the Revitalised FEH Rainfall-runoff Method |
590 | General guide to the prevention of water pollution |
591 | Guidance for the Development of Housing on Land Affected by Contamination |
592 | Highway runoff: Effects of soluble pollutants on the ecology of receiving waters |
593 | Life cycle assessment of disposable and reusable nappies in the UK |
594 | Managing the social aspects of flooding: Synthesis Report |
595 | Model For Investigating The Impacts Of Groundwater Abstraction |
596 | National guidelines for the production of NRA regions 1990/91 regional plans |
597 | Operational mechanisms for the protection and enhancement of headwaters |
598 | Policy and practice for the protection of groundwater : regional appendix Welsh region |
599 | Strategic review of development and flood risk : the River Welland catchment |
600 | Strategic review of development and flood risk : the River Witham catchment |