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926The NRA in business : annual review and summary accounts 1993-94
927Environmental statement for the River Wandle flood alleviation scheme contract one (C1)
928Cyanobacteria (blue-green algae) in the south west region 1989
929Toxic blue-green algae : a report by the National Rivers Authority
930Investigation of salinity in the river Thurne catchment of North East Norfolk
931Water quality investigations in the Newlyn river catchment
932Investigations of discharges into the River Lemon at Newton Abbot
933Report on monitoring of environmental quality in the Severn Estuary
934INP-integrated North Sea programme : workshop 14-15th May 1992, Rijkswaterstaat,The Hague
935Conservation and recreation : the Wye challenge : volume 2 : technical appendices
936Artificial recharge to groundwater in the Otter valley
937Investigating the Applicability of Passive Sampling Devices to Pesticide Monitoring
938State of the environment report for Thames Region : first update 2001
939Water quality in Anglian Region : the first five years
940State of the environment report 2001 : West Midlands Region
941Groundwater flooding in the Thames region : winter 2000/01
942The environmental requirements of adult Atlantic salmon (Salmo salar L.) during their upstream migration in the Northwest Miramichi River, New Brunswick. Draft.
943Hams Hall Power Station. A survey of the flora and fauna of freshwater habitats in the environs of Hams Hall Power Station, Birmingham
944High level principles for OPRA-based schemes : guidance on the development and implementation of risk rating and regulatory resource planning systems in the Environment Agency
945Investigation to determine the cause of the long-term BOD failure at Higher Weaver routine monitoring site (70532960) for 1995 and 1997
946Interim review of drought management experience in the North West Region of the National Rivers Authority. lessons learned (29th June 1995 - March 31st 1996)
947Monitoring of the Priory storm overflow on the River Tone at Taunton : June - November 1991 and water quality investigations unit January 1992
948Changes in the phosphorus content of the sediment of Esthwaite Water and water quality in response to a decreasing input of sewage-borne phosphorus
949An ecological study of the effects of ferric dosing on the plankton and benthic invertebrates of Grafham Water between May 1990 and November 1991
950Water company plans to safeguard 1997 summer water supplies : Environment Agency report to the Secretary of State for the Environment : fifth report in a series