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