626 | Algal blooms in the Lower Tees- Perspectives and prospects
|
627 | Acidification of freshwaters: the threat and its mitigation |
628 | Pearl Mussel Image: First out of the blocks |
629 | Statement on public consultation for the Dove CMP : July 1995 |
630 | FWR - User guide for assessing the impact of combined sewer overflows |
631 | The National Centre for Environmental Data and Surveillance : general leaflet |
632 | Project management and the scheme of delegation : a summary guide : April 1995 |
633 | The groundwater regulations (Bilingual) : Rheoliadau dwr daear (Bilingual) |
634 | The Use of Immuno Based Techniques for Chemical Analysis |
635 | Snapshots of the environment : integrated river basin management |
636 | Water from the River Dee : a working partnership |
637 | Land drainage byelaws 1981 and the Thames region flood defence byelaws 1991 |
638 | River quality in England and Wales : a report of the 1990 survey |
639 | Snapshots of the environment : understanding coastal water quality |
640 | The evaluation of EDT QSE 334 ammonium ion selective electrode (220/17/T) |
641 | The evaluation of ingold ion selective ammonium electrode (220/23/T) |
642 | Rivers of the Isle of Wight fact file |
643 | The Influence of Variations in Flow on General Quality Assessment of Rivers |
644 | Stratification in the Severn Estuary- Physical aspects and biological consequences |
645 | 'Sea Vigil' water quality monitoring : the East coast 1992-1993 |
646 | Catches of migratory fish in the River Don, Aberdeenshire |
647 | Stream survey and assessment in the Ashford and Folkestone areas |
648 | Lakes, Ponds and Reservoirs in the Southern Region (NRA) |
649 | The 1990 river and estuary classification survey of England and Wales |
650 | The evaluation of an orion ammonium ion selective electrode (220/15/T) |