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#Title
626First annual review of the Taw/Torridge estuary catchment management plan (1996)
627Suffolk estuarine strategies : Blyth estuary strategy : introduction to the strategy
628Method for the assessment of river water quality using benthic macroinvertebrates
629Development of Operational and Policy Guidance on the Use of Hydrogen Peroxide
630The National Groundwater and Contaminated Land Centre (NGWCLC)
631The evaluation of a Philips ammonium ion selective electrode (220/14/T)
632The greening of Grasmere: its plankton periodicity in 1988
633A strategic review of the petroleum refinery Industry Sector
634Guidelines for river corridor surveys in the NRA : February 1992. draft 3
635Second annual review of the Sid/Otter catchment management plan 1999
636Contribution of small streams to potential fish production in the Conwy catchment
637NRA strategy for reducing the concentration of pesticides in controlled waters
638The ecology and management of riverine trees : interim report
639Low-cost modifications of the Crump weir to improve fish passage
640Policy and practice for the protection of floodplains
641'Sea Vigil' water quality monitoring : the Wash 1992-1993
642Second annual review of the Seaton, Looe and Fowey catchment management plan
643The Yarrow catchment : recommendations for statutory water quality objectives
644Leachate Migration Through The Triassic Sandstones At Burntstump Landfill And Elsewhere
645The evaluation of a Nico Elit 051 ammonium ion selective electrode (220/16/T)
646Guidance on the use of Bioassays in Ecological Risk Assessment
647The National Rivers Authority employee attitude survey : summary
648The Use of a Hydroacoustic Counter for Assessing Salmon Stocks
649Geochemical process modelling : progress report for the period Jan - March 1993 (0295/11/A)
650Pesticides in the aquatic environment 1997 : executive summary