| 926 | An investigation of sewage on the beach at Porthcothan |
|---|
| 927 | Assessing and controlling the ecotoxicity of complex effluents |
|---|
| 928 | Charging for discharges scheme : guidance to the engineering industry |
|---|
| 929 | Charging for discharges scheme : guidance to the power generation industry |
|---|
| 930 | The Test catchment southern : recommendations for statutory water quality objectives |
|---|
| 931 | The Worcestershire Stour catchment : recommendations for statutory water quality objectives |
|---|
| 932 | An assessment of river water quality in the River Kenn |
|---|
| 933 | A survey of ferruginous minewater impacts in the Welsh coalfields |
|---|
| 934 | A survey of ferruginous minewater impacts in the Welsh coalfields |
|---|
| 935 | Dioxins and the River Doe Lea : plain English report |
|---|
| 936 | Narrowboats on the Thames : useful hints and tips |
|---|
| 937 | Locks and weirs on the river Thames : how do they work? |
|---|
| 938 | Second annual review of the Lower Bristol Avon catchment management plan |
|---|
| 939 | Second annual review of the Upper Bristol Avon catchment management plan |
|---|
| 940 | The River Avon and its tributaries near Malmesbury : river management studies |
|---|
| 941 | Eel and elver studies in the Severn : interim report (256/6/ST) |
|---|
| 942 | Fishery survey of the Bridgwater and Taunton Canal |
|---|
| 943 | The quality of rivers and estuaries in Northumbria region 1990 |
|---|
| 944 | A guide to sustainable urban drainage : protecting the quality of our environment |
|---|
| 945 | Air dispersion climate from the Castle Cement works at Ribblesdale |
|---|
| 946 | Estuarial migration of Atlantic salmon in the river Dee (North Wales) |
|---|
| 947 | Pesticide residues in fish taken from the Newlyn River (1992) |
|---|
| 948 | A Review Of The Impact Of Microbiological Contaminants In Groundwater |
|---|
| 949 | Doe Lea restoration study : the work of WRc |
|---|
| 950 | Environmental screening for the Merseyside objective 1 programme : environmental screening guidelines |
|---|
