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1151Impact assessment of scour valve test at Roadford Reservoir on water quality of the River Lyd
1152Notice to water only companies of programme of environmental obligations agreed by the Secretary of State for the Environment, Transport and the Regions and for Wales : periodic review of water company price limits 2000-2005
1153Correspondence Relating to the Seismic Surveys of Lake District Water Bodies undertaken by Prof. Gerald Sargent in 1983 and 1987
1154The Effect of N Fertiliser forms on nitrous oxide emissions from UK arable and grassland. Defra project number NT2605
1155The Effect of N Fertiliser forms on N2O emissions from UK arable and grassland. Experimental site in Dumfries, 2004
1156The Effect of N Fertiliser forms on N2O emissions from UK arable and grassland. Experimental site in Devon, 2004
1157Groundwater pollution : evaluation of the extent and character of groundwater pollution from point sources in England and Wales
1158Analysis of natural and polluted river communities in Great Britain- Progress report for the period April 1984- March 1988
1159Effects of flow regime on the young stages of salmonid fishes- summary and conclusions based on results for 1981- 1985
1160Report on two electrofishing surveys carried out between July 10-25 1978 and July 9-12 1979 on the proposed Kielder Water
1161An investigation into the presence of high levels of cadmium in sea-water samples from Mounts Bay, Cornwall
1162Water quality modelling in the Environment Agency (Report no.28) : present practice and future challenges : Water Quality Modelling Group workshop proceedings
1163Analytical method for the determination of acid herbicides in sandstone and chalk aquifer materials (Draft RanD note) P439/9/A
1164The use of constructed wetlands to ameliorate metal-rich mine waters. Stage 1 : study of natural wetlands
1165Front Cover of A Key to the British Species of Freshwater Cladocera, with Notes on their Ecology
1166Report on US study tour of engineered wetlands for the treatment of waste water and mine drainage, March 1992
1167NRA guidance on the acceptable leachable values for contaminated material to be deposited in Upper Tame catchment
1168Further monitoring of the impact of Crown Dale waste water treatment works final effluent on water quality
1169The Blythe/Cole/Bourne catchment management plan : first annual review : July 1994 to July 1995 (NRA Severn-Trent 48)
1170The FBA-Welsh Water simulation model of phytoplankton dynamics in flushed systems. Authentication in a coastal lagoon
1171Freshwater migration of sea trout (Salmo trutta L.) in the river Tywi during 1988, 1989 and 1990
1172Investigating the effect of changing retention time in natural and artificial water bodies: Simulations using PROTECH-D
1173NRA Thames region : audit surveys 1991/92 : a report on the re-surveys of selected reaches of river following maintenance dredging
1174Progress in water supply planning : the Environment Agency's review of water company water resources plans : a submission to Government
1175Database and atlas of aquatic vascular plants in the British Isles : part 2 : distribution maps (352/2/N and Y)