6751 | Road transport and the environment |
6752 | Direct toxicity assessment proficiency scheme (DTAPS) : Document 1 : Issue 5 |
6753 | Direct toxicity assessment proficiency scheme (DTAPS) : Document 3 : Issue 10 |
6754 | Ecotoxicology : a report of the NRA R and D Ecotoxicology Group |
6755 | Ecotoxicology : new approaches |
6756 | Investigating Links Between Bacterial Exotoxins and Unexplained Fish Kills: Phase 3 |
6757 | Hydrodat : groundwater monitoring database system. Guidelines |
6758 | Pesticides 2000 : a summary of monitoring of the aquatic environment in England and Wales |
6759 | Analysis of methyl tertiary-butyl ether (MTBE) and other petroleum oxygenates in water |
6760 | Hydrometric asset condition survey action plan 1998 - 2001 : annex 1 |
6761 | The results of fish telemetry trails in the river Tawe estuary, 1991 |
6762 | Analysis of airborne platform specifications and operations for the National Rivers Authority by Atlantique Reconnaissance Ltd |
6763 | Compact airborne spectrographic imager : CASI |
6764 | Aircraft utilisation study |
6765 | Coastal baseline survey January/February 1995 : results |
6766 | Gulliver |
6767 | National marine baseline survey 1995 : littoral cell 10 : Bardsey Sound to Great Orme |
6768 | Validation of statutory sampling sites using aerial surveillance : case study 4 |
6769 | Airborne remote sensing of coastal waters (RanD 328/2/Wx) : draft final report |
6770 | Further development of airborne remote sensing techniques; |
6771 | Effective flood warning the Australian way : the Winston Churchill Travelling Fellowship visit to Australia and New Zealand 23 October - 27 November 1994 |
6772 | A brief guide to the thames |
6773 | Aquatic eutrophication (leaflet) |
6774 | Autumn 2000 floods review regional report : South West region |
6775 | Bathing water quality : fact sheet (bilingual) : Ansawdd dwr ymdrochi : taflen ffeithiau |