| 676 | Direct toxicity assessment : a step towards better environmental protection within the UK : business strategy |
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| 677 | Analysis of airborne platform specifications and operations for the National Rivers Authority by Atlantique Reconnaissance Ltd |
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| 678 | Effectiveness of eutrophication control by phosphorus reduction: development of the INCA-P model |
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| 679 | The evaluation of a pHOX model 962 hand-held dissolved oxygen meter (220/28/T) |
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| 680 | The evaluation of a WTW model OXI 196 hand-held dissolved oxygen meter (220/29/T) |
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| 681 | The evaluation of a YSI model 58 hand-held dissolved oxygen meter (220/24/T) |
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| 682 | The evaluation of an ABB Kent-Taylor model 7135 hand-held dissolved oxygen meter (220/30/T) |
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| 683 | Definition of terms used in the assessment information management system (AIMS) : guidance note 5 |
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| 684 | Desktop study of methods for the monitoring of particulate emissions from positively pressurised baghouses |
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| 685 | Lower Lee fish mortalities associated with rainfall : including the event of 7/8th September 1993 |
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| 686 | Integrated river corridor assessment : a pilot study of the rivers Wansbeck and North Tyne in Northumbria |
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| 687 | River Teign corridor survey : prepared by Ecologue for the National Rivers Authority (South West Region) |
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| 688 | Scope for growth and levels of contaminants in mussels from the Wash. Phase 2 |
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| 689 | River Stort : draft catchment management plan for flood defence and the environment : May 1991 |
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| 690 | Groundwater pollution : evaluation of the extent and character of groundwater pollution from point sources in England and Wales |
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| 691 | Analytical method for the determination of acid herbicides in sandstone and chalk aquifer materials (Draft RanD note) P439/9/A |
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| 692 | Report for Welsh Region on selected flood defence schemes and the development of a standard methodology for risk assessment |
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| 693 | Report on US study tour of engineered wetlands for the treatment of waste water and mine drainage, March 1992 |
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| 694 | Freshwater migration of sea trout (Salmo trutta L.) in the river Tywi during 1988, 1989 and 1990 |
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| 695 | NRA Thames region : audit surveys 1991/92 : a report on the re-surveys of selected reaches of river following maintenance dredging |
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| 696 | Proposed decision for the future regulation of disposals of radioactive waste from British Nuclear fuels plc Sellafield : supporting information |
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| 697 | An overview of the IBP compound when building was finished (generator located in disused house in front). |
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| 698 | The Development of a Methodology to Assess Population Doses from Multiple Sources and Exposure Pathways of Radioactivity |
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| 699 | Audit of priority species of rivers and wetlands : Black Bog in South Hampshire and the Isle of Wight |
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| 700 | Micro low flows average and low flows estimation in the SW region : validation of regional version 1.3 software |
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