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476Acidification of freshwaters: the threat and its mitigation
477Pearl Mussel Image: First out of the blocks
478Statement on public consultation for the Dove CMP : July 1995
479The Warwickshire Avon catchment management plan : final plan : October 1994
480FWR - User guide for assessing the impact of combined sewer overflows
481The National Centre for Environmental Data and Surveillance : general leaflet
482Project management and the scheme of delegation : a summary guide : April 1995
483The groundwater regulations (Bilingual) : Rheoliadau dwr daear (Bilingual)
484The Use of Immuno Based Techniques for Chemical Analysis
485Snapshots of the environment : integrated river basin management
486Water from the River Dee : a working partnership
487Land drainage byelaws 1981 and the Thames region flood defence byelaws 1991
488River quality in England and Wales : a report of the 1990 survey
489Snapshots of the environment : understanding coastal water quality
490The evaluation of EDT QSE 334 ammonium ion selective electrode (220/17/T)
491The evaluation of ingold ion selective ammonium electrode (220/23/T)
492The Influence of Variations in Flow on General Quality Assessment of Rivers
493Stratification in the Severn Estuary- Physical aspects and biological consequences
494The Mersey estuary : a report on environmental quality
495Catches of migratory fish in the River Don, Aberdeenshire
496Stream survey and assessment in the Ashford and Folkestone areas
497Lakes, Ponds and Reservoirs in the Southern Region (NRA)
498The 1990 river and estuary classification survey of England and Wales
499The evaluation of an orion ammonium ion selective electrode (220/15/T)
500An Independent Review of the Defra/EA Research and Development Joint