651 | Analytical method for the determination of acid herbicides in sandstone and chalk aquifer materials (Draft RanD note) P439/9/A |
652 | Summary report on blue-green algae toxin analysis, Toxicity Assessment and reporting to the Environment Agency, 1998 |
653 | Micro low flows average and low flows estimation in the SW region : validation of regional version 1.1 software |
654 | Report for Welsh Region on selected flood defence schemes and the development of a standard methodology for risk assessment |
655 | Possible replacements for the biochemical oxygen demand (BOD) test and suspended solids as measures of effluent and water quality |
656 | Audit of priority species of rivers and wetlands : Bittern Botaurus stellaris in South Hampshire and the Isle of Wight |
657 | River Lemon corridor survey : a report prepared by Ecologue for the National Rivers Authority (South West Region) |
658 | Front Cover of A Key to the British Species of Freshwater Cladocera, with Notes on their Ecology |
659 | Report on US study tour of engineered wetlands for the treatment of waste water and mine drainage, March 1992 |
660 | Scoping Study For Collaborative R and D Between The Environment Agency And L'agence De L'eau Seine Normandie |
661 | Manor Wall and Landguard Fort sea defences, Felixstowe : part of the Southern Felixstowe coastal strategy option selection scoping consultation document |
662 | Analysis of natural and polluted river communities in Great Britain- Progress report for the period January-December 1987 |
663 | Sea trout gene banks : the feasibility of developing and utilising gene banks for sea trout (salmo trutta) conservation |
664 | Micro low flows average and low flow estimation in the SW region : validation of version 1.2 software |
665 | An investigation into the best method to combine national and local data to develop site-specific critical loads |
666 | NRA Thames region : audit surveys 1991/92 : a report on the re-surveys of selected reaches of river following maintenance dredging |
667 | Remote sensing and baseline monitoring of the coastal waters of England and Wales 1992-1993 : a survey report |
668 | The River Conwy catchment management plan : action plan (bilingual) : 1995: Cynllun Gweithrediad Cynllun Rheoli Dalgylch yr Afon Conwy 1995 |
669 | Audit of priority species of rivers and wetlands : riverine and wetland molluscs in South Hampshire and the Isle of Wight |
670 | River Glen : river channel assessment : annex B : an analysis of invertebrate records for the River Glen 1976-1991 |
671 | Critical review of the proposals for a good practice guide on sustainability appraisal of regional planning guidance (DETR, August 1999) |
672 | Database and atlas of aquatic vascular plants in the British Isles : part 2 : distribution maps (352/2/N and Y) |
673 | Proposed decision for the future regulation of disposals of radioactive waste from british nuclear fuels plc Sellafield : decision document |
674 | Proposed decision for the future regulation of disposals of radioactive waste from British Nuclear fuels plc Sellafield : supporting information |
675 | Contemporary and holocene sediment dynamics of the Walton Backwaters North East Essex : preliminary report and review of progress |