801 | An assessment of river water quality in the River Kenn |
802 | Dioxins and the River Doe Lea : plain English report |
803 | Temporal variability in chlorophyll-a : concentrations in the coastal environment : final report |
804 | Narrowboats on the Thames : useful hints and tips |
805 | Locks and weirs on the river Thames : how do they work? |
806 | Eel and elver studies in the Severn : interim report (256/6/ST) |
807 | Fishery survey of the Bridgwater and Taunton Canal |
808 | A guide to sustainable urban drainage : protecting the quality of our environment |
809 | Air dispersion climate from the Castle Cement works at Ribblesdale |
810 | Estuarial migration of Atlantic salmon in the river Dee (North Wales) |
811 | Pesticide residues in fish taken from the Newlyn River (1992) |
812 | A Review Of The Impact Of Microbiological Contaminants In Groundwater |
813 | Doe Lea restoration study : the work of WRc |
814 | Environmental screening for the Merseyside objective 1 programme : environmental screening guidelines |
815 | The NRA in business : annual review and summary accounts 1993-94 |
816 | Environmental statement for the River Wandle flood alleviation scheme contract one (C1) |
817 | Cyanobacteria (blue-green algae) in the south west region 1989 |
818 | Toxic blue-green algae : a report by the National Rivers Authority |
819 | Investigation of salinity in the river Thurne catchment of North East Norfolk |
820 | Water quality investigations in the Newlyn river catchment |
821 | Report on monitoring of environmental quality in the Severn Estuary |
822 | INP-integrated North Sea programme : workshop 14-15th May 1992, Rijkswaterstaat,The Hague |
823 | Conservation and recreation : the Wye challenge : volume 2 : technical appendices |
824 | Investigating the Applicability of Passive Sampling Devices to Pesticide Monitoring |
825 | Water quality in Anglian Region : the first five years |