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1176A review of the industrial uses of continuous monitoring systems : minerals industry processes
1177Herbicides for use in or near the aquatic environment: Priorities for Environmental Quality Standards Development
1178Manual for the use of herbicides in or near water : April 1993 : final draft report
1179Direct toxicity assessment : a step towards better environmental protection within the UK : business strategy
1180Pesticides 2000 : a summary of monitoring of the aquatic environment in England and Wales
1181Analysis of airborne platform specifications and operations for the National Rivers Authority by Atlantique Reconnaissance Ltd
1182Effectiveness of eutrophication control by phosphorus reduction: development of the INCA-P model
1183An investigation of the Madford River pollution incident of 29 July 1989 : November 1989
1184Devon area internal report - measurement of dissolved oxygen levels in the Dart estuary - March 1996
1185The evaluation of a pHOX model 962 hand-held dissolved oxygen meter (220/28/T)
1186The evaluation of a WTW model OXI 196 hand-held dissolved oxygen meter (220/29/T)
1187The evaluation of a YSI model 58 hand-held dissolved oxygen meter (220/24/T)
1188The evaluation of an ABB Kent-Taylor model 7135 hand-held dissolved oxygen meter (220/30/T)
1189An evaluation of discharge and consent compliance policy : a blueprint for the future
1190An evaluation of discharge and consent compliance policy : a blueprint for the future : letters from respondents
1191Definition of terms used in the assessment information management system (AIMS) : guidance note 5
1192Monitoring the effects of a combined sewer overflow discharge to a small watercourse in South Wales
1193Time of travel study on the River Wandle under two different flow conditions
1194The Natural (Baseline) Quality of Groundwaters in England and Wales - Magnesium Limestone of Yorkshire and Northumbria
1195Biological river quality 1995 according to the general quality (GQA) scheme [map] : scale 1 : 750 000
1196Analysis of bacteriological contamination and accumulation of metals and organics in the mussel (Mytilus edulis)
1197Desktop study of methods for the monitoring of particulate emissions from positively pressurised baghouses
1198Lower Lee fish mortalities associated with rainfall : including the event of 7/8th September 1993
1199Integrated river corridor assessment : a pilot study of the rivers Wansbeck and North Tyne in Northumbria
1200River Teign corridor survey : prepared by Ecologue for the National Rivers Authority (South West Region)