| 826 | Definition of terms used in the assessment information management system (AIMS) : guidance note 5 |
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| 827 | Time of travel study on the River Wandle under two different flow conditions |
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| 828 | The Natural (Baseline) Quality of Groundwaters in England and Wales - Magnesium Limestone of Yorkshire and Northumbria |
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| 829 | Biological river quality 1995 according to the general quality (GQA) scheme [map] : scale 1 : 750 000 |
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| 830 | Desktop study of methods for the monitoring of particulate emissions from positively pressurised baghouses |
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| 831 | Scope for growth and levels of contaminants in mussels from the Wash. Phase 2 |
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| 832 | Catchment management plans : protecting and enhancing the water environment in an integrated manner |
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| 833 | Notice 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 |
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| 834 | A review of the hydrogeological information for the Thompson and Merton areas, Norfolk : including predictions of the impact of nearby chalk water abstractions on water levels at Thompson Water, Carr and Common SSSI and candidate SAC |
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| 835 | Correspondence Relating to the Seismic Surveys of Lake District Water Bodies undertaken by Prof. Gerald Sargent in 1983 and 1987 |
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| 836 | The Effect of N Fertiliser forms on nitrous oxide emissions from UK arable and grassland. Defra project number NT2605 |
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| 837 | The Effect of N Fertiliser forms on N2O emissions from UK arable and grassland. Experimental site in Norfolk, 2004 |
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| 838 | The Effect of N Fertiliser forms on N2O emissions from UK arable and grassland. Experimental site in Devon, 2004 |
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| 839 | Effects of flow regime on the young stages of salmonid fishes- summary and conclusions based on results for 1981- 1985 |
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| 840 | Water quality modelling in the Environment Agency (Report no.28) : present practice and future challenges : Water Quality Modelling Group workshop proceedings |
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| 841 | Analytical method for the determination of acid herbicides in sandstone and chalk aquifer materials (Draft RanD note) P439/9/A |
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| 842 | Report for Welsh Region on selected flood defence schemes and the development of a standard methodology for risk assessment |
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| 843 | Front Cover of A Key to the British Species of Freshwater Cladocera, with Notes on their Ecology |
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| 844 | Report on US study tour of engineered wetlands for the treatment of waste water and mine drainage, March 1992 |
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| 845 | The FBA-Welsh Water simulation model of phytoplankton dynamics in flushed systems. Authentication in a coastal lagoon |
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| 846 | Investigating the effect of changing retention time in natural and artificial water bodies: Simulations using PROTECH-D |
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| 847 | NRA Thames region : audit surveys 1991/92 : a report on the re-surveys of selected reaches of river following maintenance dredging |
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| 848 | Progress in water supply planning : the Environment Agency's review of water company water resources plans : a submission to Government |
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| 849 | Database and atlas of aquatic vascular plants in the British Isles : part 2 : distribution maps (352/2/N and Y) |
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| 850 | Development of data and information sources on Natura 2000 estuarine sites in the north west : Morecambe Bay : final report |
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