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526Pesticides in the aquatic environment 1997 full report
527The precious resource : a brief guide to managing our water resources
528Quantification of the relationship between effluent quality and biological quality : final report
529Charging for discharges scheme : guidance to the agricultural industry
530Priority and other specific polluting substances and the Water Framework Directive
531Evaluation of historical data on the nutrient status of Esthwaite Water, Cumbria
532Review of existing practices for fluvial grass management throughout the NRA (213/1/Y)
533Research and development in the Environment Agency : a short guide
534Clear Options towards an operational model for the Lee Valley Reservoirs
535The Cam catchment : recommendations for statutory water quality objectives
536Guidance for estimating the air quality impact of stationary sources - GN 24
537Introductory guidance on the Agency's contribution to sustainable development (SD1)
538The National Centre for Toxic and Persistent Substances
539Algal blooms in the Lower Tees- Perspectives and prospects
540Acidification of freshwaters: the threat and its mitigation
541Pearl Mussel Image: First out of the blocks
542FWR - User guide for assessing the impact of combined sewer overflows
543The National Centre for Environmental Data and Surveillance : general leaflet
544Project management and the scheme of delegation : a summary guide : April 1995
545The groundwater regulations (Bilingual) : Rheoliadau dwr daear (Bilingual)
546The Use of Immuno Based Techniques for Chemical Analysis
547Water from the River Dee : a working partnership
548Land drainage byelaws 1981 and the Thames region flood defence byelaws 1991
549River quality in England and Wales : a report of the 1990 survey
550The evaluation of EDT QSE 334 ammonium ion selective electrode (220/17/T)