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676Sustainable urban drainage : an introduction : protecting the quality of our environment
677Identification of water quality problems in the Strat and Neet catchments
678The effects of fishing at low water levels
6791967 - George and Gideon cutting mbati for the bedroom block.
6801967 - Quakers arriving on the shore of L.George.
681First annual review of the Taw/Torridge estuary catchment management plan (1996)
682Method for the assessment of river water quality using benthic macroinvertebrates
683Development of Operational and Policy Guidance on the Use of Hydrogen Peroxide
684The National Groundwater and Contaminated Land Centre (NGWCLC)
685The evaluation of a Philips ammonium ion selective electrode (220/14/T)
686The greening of Grasmere: its plankton periodicity in 1988
687A strategic review of the petroleum refinery Industry Sector
688Guidelines for river corridor surveys in the NRA : February 1992. draft 3
689Second annual review of the Sid/Otter catchment management plan 1999
690Contribution of small streams to potential fish production in the Conwy catchment
691NRA strategy for reducing the concentration of pesticides in controlled waters
692The ecology and management of riverine trees : interim report
693Low-cost modifications of the Crump weir to improve fish passage
694Policy and practice for the protection of groundwater - Thames region appendix
695Policy and practice for the protection of floodplains
696'Sea Vigil' water quality monitoring : the Wash 1992-1993
697Second annual review of the Seaton, Looe and Fowey catchment management plan
698The Yarrow catchment : recommendations for statutory water quality objectives
699Leachate Migration Through The Triassic Sandstones At Burntstump Landfill And Elsewhere
700The evaluation of a Nico Elit 051 ammonium ion selective electrode (220/16/T)