1051 | Microbiological examination of water contact sports sites in the River Thames catchment 1989 |
1052 | Assessing the impact of sewage effluent disposal on groundwater (phase 2): final report |
1053 | Bathing water quality in England and Wales in 1993 : report of the National Rivers Authority |
1054 | Guardians of the water environment : NRA Welsh Region (bilingual) : Diogelwyr amgyllchedd dwr : rhanbarth Cymru |
1055 | Water pollution incidents in England and Wales - 1993 : report of the National Rivers Authority |
1056 | Discharge monitoring in the Kennet catchment. Part 1 : ecological effects of sewage and trade effluents |
1057 | Biological characteristics and exploitation of sea trout in the River Tywi during 1989 |
1058 | The Wandle, Beverley Brook, Hogsmill catchment management plan : consultation report summary : November 1994 |
1059 | River Glen : river channel assessment : annex E : instream habitat assessment of the River Glen, Lincolnshire |
1060 | The distribution of PCDDS and PCDFS in surface freshwater systems 2nd Interim Progress Report - February 1993 |
1061 | A study to investigate and propose remedies for river quality problems in the Madford catchment |
1062 | East Devon public water supply strategy : preliminary assessment of the yield of Clatworthy reservoir |
1063 | River corridor strategic overview feasibility study : a report to the National Rivers Authority |
1064 | Regional river quality monitoring and surveillance : results of the 1990/1991 biological survey : draft report |
1065 | Impact assessment of Meldon quarry on water quality in the West Okement river |
1066 | R and D Strategy to Support Implementation of the Water Framework Directive - Preliminary Scoping Report |
1067 | Land drainage consent report : investigation of the conservation input into land drainage consents |
1068 | Electron Microscope Image: Filament of Oscillatoria being ingested by the ciliate Nassula tumida |
1069 | The government's policy for a public regulatory body in a privatised water industry |
1070 | The evaluation of a LTH BOM 1 hand-held dissolved oxygen meter (220/25/T) |
1071 | Less sensitive areas and candidate high natural dispersion areas in the North West region |
1072 | Water pollution incidents in England and Wales - 1990 : report of the National Rivers Authority |
1073 | Interpretation Of Optimisation In The Context Of A Disposal Facility For Long-Lived Radioactive Waste |
1074 | Two year aesthetic survey of beaches in the South West (1990 and 1991) |
1075 | The Impact of Pesticides on River Ecology: Phase 2: A study of headwater streams |