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4526The River Colne Estuary subtidal biological survey 1992
4527The use of fertilizer-free buffer strips to protect dyke flora from nitrate pollution on Walland Marsh S.S.S.I
4528Effects of Electric Fishing on Fish - Technical Summary
4529Crayfish conservation (378/8/N) : interim report for 1993
4530Crangonyx pseudogracilis and Gammarus pulex
4531Fate and transport of phage and viruses in UK Permo-Triassic sandstone aquifers
4532Waterways Breeding Bird Survey: progress and population trends: 1998
4533Control of substances hazardous to health : (COSHH) regs 1988. Interpretation and implementation
4534Development of tools for assessing genotoxicity
4535Environment Agency special waste statistics 1994-7
4536EC dangerous substances directive : formal monitoring programme 1994
4537Scenarios for the operational implementation of remote sensing of snow by satellites : interim report (207/3/N)
4538Gandolf Thunderstorm Warning Project
4539Alternative Farming Methods A Study of the Effects of an Integrated Arable Mgment System on Levels of Herbicide and Nutrients Reaching 'Controlled Waters'
4540Business strategy : final Aug 1998
4541Time of travel studies : average and high flows River Ock
4542Flood defence (NRA Severn-Trent 59)
4543Scoping guidance for the environmental assessment of projects
4544A study of the mayfly parasite Spiriopsis adipophila, Arvy and Peters (1972) (=Sprininella adipophila, Arvy and Delage 1966) in Ephemera danica from the River Pang, a tributary of the River Thames
4545Macrophyte status of the Rivers Test and Itchen - Hampshire : summary report - October 1998
4546Riparian and instream species-habitat relationships (291/3/W)
4547River Lark : biological monitoring 1989-91, RE Isleham WTW
4548The physical character of rivers and streams in the UK and Isle of Man
4549Serratella ignita
4550A wetland framework for impact assessment at statutory sites in England and Wales