1251 | Manual for the use of herbicides in or near water : April 1993 : final draft report |
1252 | Direct toxicity assessment : a step towards better environmental protection within the UK : business strategy |
1253 | Pesticides 2000 : a summary of monitoring of the aquatic environment in England and Wales |
1254 | Analysis of airborne platform specifications and operations for the National Rivers Authority by Atlantique Reconnaissance Ltd |
1255 | Effectiveness of eutrophication control by phosphorus reduction: development of the INCA-P model |
1256 | An investigation of the Madford River pollution incident of 29 July 1989 : November 1989 |
1257 | Devon area internal report - measurement of dissolved oxygen levels in the Dart estuary - March 1996 |
1258 | The evaluation of a pHOX model 962 hand-held dissolved oxygen meter (220/28/T) |
1259 | The evaluation of a WTW model OXI 196 hand-held dissolved oxygen meter (220/29/T) |
1260 | The evaluation of a YSI model 58 hand-held dissolved oxygen meter (220/24/T) |
1261 | The evaluation of an ABB Kent-Taylor model 7135 hand-held dissolved oxygen meter (220/30/T) |
1262 | An evaluation of discharge and consent compliance policy : a blueprint for the future |
1263 | An evaluation of discharge and consent compliance policy : a blueprint for the future : letters from respondents |
1264 | Definition of terms used in the assessment information management system (AIMS) : guidance note 5 |
1265 | The Natural (Baseline) Quality of Groundwaters in England and Wales - Magnesium Limestone of Yorkshire and Northumbria |
1266 | Biological river quality 1995 according to the general quality (GQA) scheme [map] : scale 1 : 750 000 |
1267 | Analysis of bacteriological contamination and accumulation of metals and organics in the mussel (Mytilus edulis) |
1268 | Desktop study of methods for the monitoring of particulate emissions from positively pressurised baghouses |
1269 | Lower Lee fish mortalities associated with rainfall : including the event of 7/8th September 1993 |
1270 | Integrated river corridor assessment : a pilot study of the rivers Wansbeck and North Tyne in Northumbria |
1271 | River Teign corridor survey : prepared by Ecologue for the National Rivers Authority (South West Region) |
1272 | Scope for growth and levels of contaminants in mussels from the Wash. Phase 2 |
1273 | River Stort : draft catchment management plan for flood defence and the environment : May 1991 |
1274 | Catchment management plans : protecting and enhancing the water environment in an integrated manner |
1275 | Impact assessment of scour valve test at Roadford Reservoir on water quality of the River Lyd |