751 | The quality of rivers and estuaries in Northumbria region 1990 |
752 | A guide to sustainable urban drainage : protecting the quality of our environment |
753 | Air dispersion climate from the Castle Cement works at Ribblesdale |
754 | Estuarial migration of Atlantic salmon in the river Dee (North Wales) |
755 | Pesticide residues in fish taken from the Newlyn River (1992) |
756 | A Review Of The Impact Of Microbiological Contaminants In Groundwater |
757 | Doe Lea restoration study : the work of WRc |
758 | The NRA in business : annual review and summary accounts 1993-94 |
759 | Environmental statement for the River Wandle flood alleviation scheme contract one (C1) |
760 | Cyanobacteria (blue-green algae) in the south west region 1989 |
761 | Toxic blue-green algae : a report by the National Rivers Authority |
762 | Investigation of salinity in the river Thurne catchment of North East Norfolk |
763 | Water quality investigations in the Newlyn river catchment |
764 | Investigations of discharges into the River Lemon at Newton Abbot |
765 | Report on monitoring of environmental quality in the Severn Estuary |
766 | INP-integrated North Sea programme : workshop 14-15th May 1992, Rijkswaterstaat,The Hague |
767 | Conservation and recreation : the Wye challenge : volume 2 : technical appendices |
768 | Artificial recharge to groundwater in the Otter valley |
769 | Investigating the Applicability of Passive Sampling Devices to Pesticide Monitoring |
770 | Water quality in Anglian Region : the first five years |
771 | Groundwater flooding in the Thames region : winter 2000/01 |
772 | The environmental requirements of adult Atlantic salmon (Salmo salar L.) during their upstream migration in the Northwest Miramichi River, New Brunswick. Draft. |
773 | High level principles for OPRA-based schemes : guidance on the development and implementation of risk rating and regulatory resource planning systems in the Environment Agency |
774 | Investigation to determine the cause of the long-term BOD failure at Higher Weaver routine monitoring site (70532960) for 1995 and 1997 |
775 | Interim review of drought management experience in the North West Region of the National Rivers Authority. lessons learned (29th June 1995 - March 31st 1996) |