1176 | Assessing the impact of sewage effluent disposal on groundwater (phase 2): final report |
1177 | Where to fish on the River Wye and its tributaries : a guide to day ticket facilities |
1178 | Bathing water quality in England and Wales in 1993 : report of the National Rivers Authority |
1179 | Guardians of the water environment : NRA Welsh Region (bilingual) : Diogelwyr amgyllchedd dwr : rhanbarth Cymru |
1180 | Water pollution incidents in England and Wales - 1993 : report of the National Rivers Authority |
1181 | The Implications of Future Shoreline Management on Protected Habitats in England and Wales |
1182 | Discharge monitoring in the Kennet catchment. Part 1 : ecological effects of sewage and trade effluents |
1183 | Biological characteristics and exploitation of sea trout in the River Tywi during 1989 |
1184 | River Glen : river channel assessment : annex E : instream habitat assessment of the River Glen, Lincolnshire |
1185 | The distribution of PCDDS and PCDFS in surface freshwater systems 2nd Interim Progress Report - February 1993 |
1186 | A study to investigate and propose remedies for river quality problems in the Madford catchment |
1187 | East Devon public water supply strategy : preliminary assessment of the yield of Clatworthy reservoir |
1188 | River corridor strategic overview feasibility study : a report to the National Rivers Authority |
1189 | Regional river quality monitoring and surveillance : results of the 1990/1991 biological survey : draft report |
1190 | Impact assessment of Meldon quarry on water quality in the West Okement river |
1191 | R and D Strategy to Support Implementation of the Water Framework Directive - Preliminary Scoping Report |
1192 | Biological report of the 1991 coastal and estuarine survey from Crosby to Glasson |
1193 | Land drainage consent report : investigation of the conservation input into land drainage consents |
1194 | Electron Microscope Image: Filament of Oscillatoria being ingested by the ciliate Nassula tumida |
1195 | The government's policy for a public regulatory body in a privatised water industry |
1196 | The evaluation of a LTH BOM 1 hand-held dissolved oxygen meter (220/25/T) |
1197 | Less sensitive areas and candidate high natural dispersion areas in the North West region |
1198 | Water pollution incidents in England and Wales - 1990 : report of the National Rivers Authority |
1199 | Interpretation Of Optimisation In The Context Of A Disposal Facility For Long-Lived Radioactive Waste |
1200 | Two year aesthetic survey of beaches in the South West (1990 and 1991) |