951 | Some guidance on the use of digital environmental data |
952 | An investigation of sewage on the beach at Porthcothan |
953 | Assessing and controlling the ecotoxicity of complex effluents |
954 | Charging for discharges scheme : guidance to the engineering industry |
955 | Charging for discharges scheme : guidance to the power generation industry |
956 | The Test catchment southern : recommendations for statutory water quality objectives |
957 | The Worcestershire Stour catchment : recommendations for statutory water quality objectives |
958 | An assessment of river water quality in the River Kenn |
959 | A survey of ferruginous minewater impacts in the Welsh coalfields |
960 | A survey of ferruginous minewater impacts in the Welsh coalfields |
961 | Dioxins and the River Doe Lea : plain English report |
962 | Temporal variability in chlorophyll-a : concentrations in the coastal environment : final report |
963 | Narrowboats on the Thames : useful hints and tips |
964 | Locks and weirs on the river Thames : how do they work? |
965 | Second annual review of the Lower Bristol Avon catchment management plan |
966 | Second annual review of the Upper Bristol Avon catchment management plan |
967 | The River Avon and its tributaries near Malmesbury : river management studies |
968 | Eel and elver studies in the Severn : interim report (256/6/ST) |
969 | Fishery survey of the Bridgwater and Taunton Canal |
970 | The quality of rivers and estuaries in Northumbria region 1990 |
971 | A guide to sustainable urban drainage : protecting the quality of our environment |
972 | Air dispersion climate from the Castle Cement works at Ribblesdale |
973 | Estuarial migration of Atlantic salmon in the river Dee (North Wales) |
974 | Pesticide residues in fish taken from the Newlyn River (1992) |
975 | A Review Of The Impact Of Microbiological Contaminants In Groundwater |