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6511967 - Quakers arriving on the shore of L.George.
652First annual review of the Taw/Torridge estuary catchment management plan (1996)
653Suffolk estuarine strategies : Blyth estuary strategy : introduction to the strategy
654Method for the assessment of river water quality using benthic macroinvertebrates
655Development of Operational and Policy Guidance on the Use of Hydrogen Peroxide
656The National Groundwater and Contaminated Land Centre (NGWCLC)
657The evaluation of a Philips ammonium ion selective electrode (220/14/T)
658The greening of Grasmere: its plankton periodicity in 1988
659A strategic review of the petroleum refinery Industry Sector
660Guidelines for river corridor surveys in the NRA : February 1992. draft 3
661Second annual review of the Sid/Otter catchment management plan 1999
662Contribution of small streams to potential fish production in the Conwy catchment
663NRA strategy for reducing the concentration of pesticides in controlled waters
664The ecology and management of riverine trees : interim report
665Policy and practice for the protection of groundwater - Thames region appendix
666Policy and practice for the protection of floodplains
667'Sea Vigil' water quality monitoring : the Wash 1992-1993
668Second annual review of the Seaton, Looe and Fowey catchment management plan
669The Yarrow catchment : recommendations for statutory water quality objectives
670Leachate Migration Through The Triassic Sandstones At Burntstump Landfill And Elsewhere
671The evaluation of a Nico Elit 051 ammonium ion selective electrode (220/16/T)
672Guidance on the use of Bioassays in Ecological Risk Assessment
673The National Rivers Authority employee attitude survey : summary
674Geochemical process modelling : progress report for the period Jan - March 1993 (0295/11/A)
675Pesticides in the aquatic environment 1997 : executive summary