1101 | Old Bedford incorporating the Middle Level and Ouse Washes : second annual review : July 2000 |
1102 | Discharge consents and compliance : the NRA's approach to control of discharges to water |
1103 | Water pollution incidents in England and Wales - 1992 : report of the National Rivers Authority |
1104 | Aldrin and dieldrin concentrations in the Newlyn catchment during 1991 an interim report |
1105 | Scenarios for the operational implementation of remote sensing of snow by satellites : interim report (207/3/N) |
1106 | Monitoring of the River Burn upstream and downstream of Burnham Market sewage treatment works 1999 |
1107 | Nutrient export modelling on the River Bure, Norfolk : progress report 2 : June-July 1995 |
1108 | Development of the Acid Water Indicator Community (AWIC) Macroinvertebrate Family and Species Level |
1109 | The application and validation of in situ ecotoxicological assays at biologically and chemically incongruous sites (379/2/T) |
1110 | Linking hydrology and ecology : River Wissey : Annex B aquatic macrophytes of the River Wissey |
1111 | Policy and practice for the protection of groundwater : regional appendix South West region |
1112 | Controlling the inputs of persistent chemical to marine waters from land-based sources |
1113 | The Impact Of Discarded Fishing Line And Tackle On Mute Swans - Phase 1 |
1114 | A review of the industrial uses of continuous monitoring systems : minerals industry processes |
1115 | Herbicides for use in or near the aquatic environment: Priorities for Environmental Quality Standards Development |
1116 | Manual for the use of herbicides in or near water : April 1993 : final draft report |
1117 | Direct toxicity assessment : a step towards better environmental protection within the UK : business strategy |
1118 | Pesticides 2000 : a summary of monitoring of the aquatic environment in England and Wales |
1119 | Analysis of airborne platform specifications and operations for the National Rivers Authority by Atlantique Reconnaissance Ltd |
1120 | Effectiveness of eutrophication control by phosphorus reduction: development of the INCA-P model |
1121 | An investigation of the Madford River pollution incident of 29 July 1989 : November 1989 |
1122 | Devon area internal report - measurement of dissolved oxygen levels in the Dart estuary - March 1996 |
1123 | The evaluation of a pHOX model 962 hand-held dissolved oxygen meter (220/28/T) |
1124 | The evaluation of a WTW model OXI 196 hand-held dissolved oxygen meter (220/29/T) |
1125 | The evaluation of a YSI model 58 hand-held dissolved oxygen meter (220/24/T) |