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601Identification of water quality problems in the Strat and Neet catchments
6021967 - George and Gideon cutting mbati for the bedroom block.
6031967 - Quakers arriving on the shore of L.George.
604First annual review of the Taw/Torridge estuary catchment management plan (1996)
605Suffolk estuarine strategies : Blyth estuary strategy : introduction to the strategy
606Method for the assessment of river water quality using benthic macroinvertebrates
607Development of Operational and Policy Guidance on the Use of Hydrogen Peroxide
608The evaluation of a Philips ammonium ion selective electrode (220/14/T)
609A strategic review of the petroleum refinery Industry Sector
610Guidelines for river corridor surveys in the NRA : February 1992. draft 3
611Second annual review of the Sid/Otter catchment management plan 1999
612Contribution of small streams to potential fish production in the Conwy catchment
613NRA strategy for reducing the concentration of pesticides in controlled waters
614The ecology and management of riverine trees : interim report
615Policy and practice for the protection of groundwater - Thames region appendix
616'Sea Vigil' water quality monitoring : the Wash 1992-1993
617Second annual review of the Seaton, Looe and Fowey catchment management plan
618The Yarrow catchment : recommendations for statutory water quality objectives
619Leachate Migration Through The Triassic Sandstones At Burntstump Landfill And Elsewhere
620The evaluation of a Nico Elit 051 ammonium ion selective electrode (220/16/T)
621Guidance on the use of Bioassays in Ecological Risk Assessment
622The National Rivers Authority employee attitude survey : summary
623Geochemical process modelling : progress report for the period Jan - March 1993 (0295/11/A)
624Targeted Monitoring Programme for Pharmaceuticals in the Aquatic Environment
625Mercury and methylmercury in the river Yare, Norfolk (OI/420/8/A)