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1026Analytical method for the determination of acid herbicides in sandstone and chalk aquifer materials (Draft RanD note) P439/9/A
1027Report for Welsh Region on selected flood defence schemes and the development of a standard methodology for risk assessment
1028Front Cover of A Key to the British Species of Freshwater Cladocera, with Notes on their Ecology
1029Report on US study tour of engineered wetlands for the treatment of waste water and mine drainage, March 1992
1030NRA guidance on the acceptable leachable values for contaminated material to be deposited in Upper Tame catchment
1031Freshwater migration of sea trout (Salmo trutta L.) in the river Tywi during 1988, 1989 and 1990
1032Investigating the effect of changing retention time in natural and artificial water bodies: Simulations using PROTECH-D
1033NRA Thames region : audit surveys 1991/92 : a report on the re-surveys of selected reaches of river following maintenance dredging
1034Progress in water supply planning : the Environment Agency's review of water company water resources plans : a submission to Government
1035Database and atlas of aquatic vascular plants in the British Isles : part 2 : distribution maps (352/2/N and Y)
1036Proposed decision for the future regulation of disposals of radioactive waste from British Nuclear fuels plc Sellafield : supporting information
1037An overview of the IBP compound when building was finished (generator located in disused house in front).
1038Nature's way : a guide to surface water best management practices, the effective and economic answer to non-point source pollution
1039The Development of a Methodology to Assess Population Doses from Multiple Sources and Exposure Pathways of Radioactivity
1040Light scattering in sewage effluent: a study of the effects of angle of scatter an common light sources
1041Audit of priority species of rivers and wetlands : Black Bog in South Hampshire and the Isle of Wight
1042Front Cover of A Key to the British Fresh- and Brackish-Water Gastropods, with Notes on their Ecology
1043Micro low flows average and low flows estimation in the SW region : validation of regional version 1.3 software
1044The faunal richness of headwater streams. Stage 3 : impact of agricultural activities. Volume 2 : appendices (Note 392)
1045Water resources for the future : a strategy for Wales (Bilingual) : Adnoddau dwr ar gyfer y dyfodol (Bilingual)
1046Guidance to agency officers on the provision of technically competent management (multiple sites) at licensed waste facilities
1047An investigation into the best method to combine national and local data to develop site-specific critical loads
1048Mercury and methylmercury in the river Yare, Norfolk (1986 - 1992) (OI/420/8/A annex) : annex to main report
1049Letter of confirmation of geophysical surveys made in conjunction between Professor G.E.G. Sargent and the FBA 1983-1987
1050Audit of priority species of rivers and wetlands : riverine and wetland molluscs in South Hampshire and the Isle of Wight