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526Evaluation of historical data on the nutrient status of Esthwaite Water, Cumbria
527An Aerial Photograph of Ferry House and The Pearsall Building
528Review of existing practices for fluvial grass management throughout the NRA (213/1/Y)
529Research and development in the Environment Agency : a short guide
530Clear Options towards an operational model for the Lee Valley Reservoirs
531The Cam catchment : recommendations for statutory water quality objectives
532The River Cam catchment management plan : annual monitoring report
533Guidance for estimating the air quality impact of stationary sources - GN 24
534Introductory guidance on the Agency's contribution to sustainable development (SD1)
535The National Centre for Toxic and Persistent Substances
536Algal blooms in the Lower Tees- Perspectives and prospects
537Pearl Mussel Image: First out of the blocks
538FWR - User guide for assessing the impact of combined sewer overflows
539The National Centre for Environmental Data and Surveillance : general leaflet
540Project management and the scheme of delegation : a summary guide : April 1995
541The groundwater regulations (Bilingual) : Rheoliadau dwr daear (Bilingual)
542The Use of Immuno Based Techniques for Chemical Analysis
543Snapshots of the environment : integrated river basin management
544Water from the River Dee : a working partnership
545Land drainage byelaws 1981 and the Thames region flood defence byelaws 1991
546River quality in England and Wales : a report of the 1990 survey
547Snapshots of the environment : understanding coastal water quality
548The evaluation of EDT QSE 334 ammonium ion selective electrode (220/17/T)
549The evaluation of ingold ion selective ammonium electrode (220/23/T)
550Rivers of the Isle of Wight fact file