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576The National Centre for Environmental Data and Surveillance : general leaflet
577Project management and the scheme of delegation : a summary guide : April 1995
578The groundwater regulations (Bilingual) : Rheoliadau dwr daear (Bilingual)
579The Use of Immuno Based Techniques for Chemical Analysis
580Snapshots of the environment : integrated river basin management
581Water from the River Dee : a working partnership
582Land drainage byelaws 1981 and the Thames region flood defence byelaws 1991
583River quality in England and Wales : a report of the 1990 survey
584Snapshots of the environment : understanding coastal water quality
585The evaluation of EDT QSE 334 ammonium ion selective electrode (220/17/T)
586The evaluation of ingold ion selective ammonium electrode (220/23/T)
587The Influence of Variations in Flow on General Quality Assessment of Rivers
588Stratification in the Severn Estuary- Physical aspects and biological consequences
589The Mersey estuary : a report on environmental quality
590'Sea Vigil' water quality monitoring : the East coast 1992-1993
591Catches of migratory fish in the River Don, Aberdeenshire
592Stream survey and assessment in the Ashford and Folkestone areas
593The 1990 river and estuary classification survey of England and Wales
594The evaluation of an orion ammonium ion selective electrode (220/15/T)
595An Independent Review of the Defra/EA Research and Development Joint
596Anthropogenic Impacts on the Hydrology of Rivers and Lochs
597Dissemination of the Revitalised FEH Rainfall-runoff Method
598General guide to the prevention of water pollution
599Guidance for the Development of Housing on Land Affected by Contamination
600Guidance on the use of Soil Screening Values for Ecological Risk Assessment