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#Title
651Sustainable urban drainage : an introduction : protecting the quality of our environment
652Snapshots of the environment : managing our freshwater fisheries
653The effects of fishing at low water levels
6541967 - George and Gideon cutting mbati for the bedroom block.
6551967 - Quakers arriving on the shore of L.George.
656First annual review of the Taw/Torridge estuary catchment management plan (1996)
657Suffolk estuarine strategies : Blyth estuary strategy : introduction to the strategy
658The National Groundwater and Contaminated Land Centre (NGWCLC)
659The evaluation of a Philips ammonium ion selective electrode (220/14/T)
660A strategic review of the petroleum refinery Industry Sector
661Guidelines for river corridor surveys in the NRA : February 1992. draft 3
662Second annual review of the Sid/Otter catchment management plan 1999
663Contribution of small streams to potential fish production in the Conwy catchment
664NRA strategy for reducing the concentration of pesticides in controlled waters
665The ecology and management of riverine trees : interim report
666Low-cost modifications of the Crump weir to improve fish passage
667Policy and practice for the protection of groundwater - Thames region appendix
668Policy and practice for the protection of floodplains
669'Sea Vigil' water quality monitoring : the Wash 1992-1993
670Second annual review of the Seaton, Looe and Fowey catchment management plan
671Leachate Migration Through The Triassic Sandstones At Burntstump Landfill And Elsewhere
672The evaluation of a Nico Elit 051 ammonium ion selective electrode (220/16/T)
673The National Rivers Authority employee attitude survey : summary
674The Use of a Hydroacoustic Counter for Assessing Salmon Stocks
675Geochemical process modelling : progress report for the period Jan - March 1993 (0295/11/A)