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576The Cam catchment : recommendations for statutory water quality objectives
577The River Cam catchment management plan : annual monitoring report
578Guidance for estimating the air quality impact of stationary sources - GN 24
579Introductory guidance on the Agency's contribution to sustainable development (SD1)
580The National Centre for Toxic and Persistent Substances
581Algal blooms in the Lower Tees- Perspectives and prospects
582Acidification of freshwaters: the threat and its mitigation
583Pearl Mussel Image: First out of the blocks
584Statement on public consultation for the Dove CMP : July 1995
585The Warwickshire Avon catchment management plan : final plan : October 1994
586FWR - User guide for assessing the impact of combined sewer overflows
587The National Centre for Environmental Data and Surveillance : general leaflet
588Project management and the scheme of delegation : a summary guide : April 1995
589The groundwater regulations (Bilingual) : Rheoliadau dwr daear (Bilingual)
590The Use of Immuno Based Techniques for Chemical Analysis
591Snapshots of the environment : integrated river basin management
592Water from the River Dee : a working partnership
593Land drainage byelaws 1981 and the Thames region flood defence byelaws 1991
594River quality in England and Wales : a report of the 1990 survey
595Snapshots of the environment : understanding coastal water quality
596The evaluation of EDT QSE 334 ammonium ion selective electrode (220/17/T)
597The evaluation of ingold ion selective ammonium electrode (220/23/T)
598Rivers of the Isle of Wight fact file
599The Influence of Variations in Flow on General Quality Assessment of Rivers
600Stratification in the Severn Estuary- Physical aspects and biological consequences