576 | The Cam catchment : recommendations for statutory water quality objectives |
577 | The River Cam catchment management plan : annual monitoring report |
578 | Guidance for estimating the air quality impact of stationary sources - GN 24 |
579 | Introductory guidance on the Agency's contribution to sustainable development (SD1) |
580 | The National Centre for Toxic and Persistent Substances |
581 | Algal blooms in the Lower Tees- Perspectives and prospects
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582 | Acidification of freshwaters: the threat and its mitigation |
583 | Pearl Mussel Image: First out of the blocks |
584 | Statement on public consultation for the Dove CMP : July 1995 |
585 | The Warwickshire Avon catchment management plan : final plan : October 1994 |
586 | FWR - User guide for assessing the impact of combined sewer overflows |
587 | The National Centre for Environmental Data and Surveillance : general leaflet |
588 | Project management and the scheme of delegation : a summary guide : April 1995 |
589 | The groundwater regulations (Bilingual) : Rheoliadau dwr daear (Bilingual) |
590 | The Use of Immuno Based Techniques for Chemical Analysis |
591 | Snapshots of the environment : integrated river basin management |
592 | Water from the River Dee : a working partnership |
593 | Land drainage byelaws 1981 and the Thames region flood defence byelaws 1991 |
594 | River quality in England and Wales : a report of the 1990 survey |
595 | Snapshots of the environment : understanding coastal water quality |
596 | The evaluation of EDT QSE 334 ammonium ion selective electrode (220/17/T) |
597 | The evaluation of ingold ion selective ammonium electrode (220/23/T) |
598 | Rivers of the Isle of Wight fact file |
599 | The Influence of Variations in Flow on General Quality Assessment of Rivers |
600 | Stratification in the Severn Estuary- Physical aspects and biological consequences |