576 | Snapshots of the environment : understanding coastal water quality |
577 | The evaluation of EDT QSE 334 ammonium ion selective electrode (220/17/T) |
578 | The evaluation of ingold ion selective ammonium electrode (220/23/T) |
579 | Rivers of the Isle of Wight fact file |
580 | The Influence of Variations in Flow on General Quality Assessment of Rivers |
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 | Catches of migratory fish in the River Don, Aberdeenshire |
585 | Stream survey and assessment in the Ashford and Folkestone areas |
586 | Lakes, Ponds and Reservoirs in the Southern Region (NRA) |
587 | The 1990 river and estuary classification survey of England and Wales |
588 | The evaluation of an orion ammonium ion selective electrode (220/15/T) |
589 | An Independent Review of the Defra/EA Research and Development Joint |
590 | Anthropogenic Impacts on the Hydrology of Rivers and Lochs |
591 | Dissemination of the Revitalised FEH Rainfall-runoff Method |
592 | General guide to the prevention of water pollution |
593 | Guidance on the use of Soil Screening Values for Ecological Risk Assessment |
594 | Highway runoff: Effects of soluble pollutants on the ecology of receiving waters |
595 | Life cycle assessment of disposable and reusable nappies in the UK |
596 | Managing the social aspects of flooding: Synthesis Report |
597 | Model For Investigating The Impacts Of Groundwater Abstraction |
598 | Operational mechanisms for the protection and enhancement of headwaters |
599 | Procurement legislation and the NRA : a brief guide |
600 | Strategic review of development and flood risk : the River Welland catchment |