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4776Herbarium Image: Stachys officinalis
4777Water pollution incidents in England and Wales 1991 : report of the National Rivers Authority
4778Validation of Diatoms as Proxys for Phytobenthos When Assessing Ecological Status in Lakes
47791993 general quality assessment (GQA) Cornwall area
4780The extent of phosphorus release in the Norfolk Broads
4781River Sid catchment : river water quality classification 1990
4782Hampshire Avon : consultation draft : December 1998
4783River Exe catchment river water quality classification 1991
4784Controls on emissions from coal and oil fired power stations : the agency's decision following its 1999 public consultation on its proposed controls
4785Grimsby catchment management plan : consultation report : November 1994
4786Exe : action plan : plan from July 2000 to July 2005
4787Effectiveness of beach control operations. Draft (447/1/A)
4788Steady-state particle tracking in the object-orientated regional groundwater model ZOOMQ3D
4789Wensum DTC General information - Supporting Document Monitoring Kiosk M
4790NRA policy implementation guidance note no. 5 : control of pollution (silage, slurry and agricultural fuel oil) regulations 1991
4791Hunstanton and Heacham sea defence strategy
4792General introduction to the Water Framework Directive
4793Soil moisture data: NT26, Devon, 2004
4794Daily nitrous oxide flux measurements: AC0116, Ceredigion, 2011-2012
4795Soil moisture data: AC0213, Devon, 2011
4796Soil moisture data: AC0116, Devon, 2011-2012
4797Daily nitrous oxide flux measurements: AC0116, Devon, 2011-2012
4798Soil moisture data: AC0116, Warwickshire, 2013
4799Soil moisture data: AC0116, County Down, 2011
4800Daily nitrous oxide flux measurements: AC0116, County Down, 2011