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6761967 - Quakers arriving on the shore of L.George.
677First annual review of the Taw/Torridge estuary catchment management plan (1996)
678Suffolk estuarine strategies : Blyth estuary strategy : introduction to the strategy
679Method for the assessment of river water quality using benthic macroinvertebrates
680Development of Operational and Policy Guidance on the Use of Hydrogen Peroxide
681The National Groundwater and Contaminated Land Centre (NGWCLC)
682The evaluation of a Philips ammonium ion selective electrode (220/14/T)
683The greening of Grasmere: its plankton periodicity in 1988
684A strategic review of the petroleum refinery Industry Sector
685Guidelines for river corridor surveys in the NRA : February 1992. draft 3
686Second annual review of the Sid/Otter catchment management plan 1999
687Contribution of small streams to potential fish production in the Conwy catchment
688NRA strategy for reducing the concentration of pesticides in controlled waters
689Low-cost modifications of the Crump weir to improve fish passage
690Policy and practice for the protection of groundwater - Thames region appendix
691'Sea Vigil' water quality monitoring : the Wash 1992-1993
692Second annual review of the Seaton, Looe and Fowey catchment management plan
693The Yarrow catchment : recommendations for statutory water quality objectives
694Leachate Migration Through The Triassic Sandstones At Burntstump Landfill And Elsewhere
695The evaluation of a Nico Elit 051 ammonium ion selective electrode (220/16/T)
696Guidance on the use of Bioassays in Ecological Risk Assessment
697The Use of a Hydroacoustic Counter for Assessing Salmon Stocks
698Geochemical process modelling : progress report for the period Jan - March 1993 (0295/11/A)
699Pesticides in the aquatic environment 1997 : executive summary
700Targeted Monitoring Programme for Pharmaceuticals in the Aquatic Environment