626 | Guidance for estimating the air quality impact of stationary sources - GN 24 |
627 | Introductory guidance on the Agency's contribution to sustainable development (SD1) |
628 | The National Centre for Toxic and Persistent Substances |
629 | Algal blooms in the Lower Tees- Perspectives and prospects
|
630 | Acidification of freshwaters: the threat and its mitigation |
631 | Pearl Mussel Image: First out of the blocks |
632 | Statement on public consultation for the Dove CMP : July 1995 |
633 | The Warwickshire Avon catchment management plan : final plan : October 1994 |
634 | The National Centre for Environmental Data and Surveillance : general leaflet |
635 | Project management and the scheme of delegation : a summary guide : April 1995 |
636 | The groundwater regulations (Bilingual) : Rheoliadau dwr daear (Bilingual) |
637 | The Use of Immuno Based Techniques for Chemical Analysis |
638 | Snapshots of the environment : integrated river basin management |
639 | Water from the River Dee : a working partnership |
640 | Land drainage byelaws 1981 and the Thames region flood defence byelaws 1991 |
641 | River quality in England and Wales : a report of the 1990 survey |
642 | Snapshots of the environment : understanding coastal water quality |
643 | The evaluation of EDT QSE 334 ammonium ion selective electrode (220/17/T) |
644 | The evaluation of ingold ion selective ammonium electrode (220/23/T) |
645 | Rivers of the Isle of Wight fact file |
646 | The Influence of Variations in Flow on General Quality Assessment of Rivers |
647 | Stratification in the Severn Estuary- Physical aspects and biological consequences |
648 | The Mersey estuary : a report on environmental quality |
649 | 'Sea Vigil' water quality monitoring : the East coast 1992-1993 |
650 | Catches of migratory fish in the River Don, Aberdeenshire |