651 | The evaluation of a Nico Elit 051 ammonium ion selective electrode (220/16/T) |
652 | Guidance on the use of Bioassays in Ecological Risk Assessment |
653 | The National Rivers Authority employee attitude survey : summary |
654 | The Use of a Hydroacoustic Counter for Assessing Salmon Stocks |
655 | Geochemical process modelling : progress report for the period Jan - March 1993 (0295/11/A) |
656 | Pesticides in the aquatic environment 1997 : executive summary |
657 | Targeted Monitoring Programme for Pharmaceuticals in the Aquatic Environment |
658 | Mercury and methylmercury in the river Yare, Norfolk (OI/420/8/A) |
659 | The Louth coastal catchment management plan : final report |
660 | Fine sediment deposition in the River Keer : geomorphological assessment |
661 | Snapshots of the environment : a new environmental approach |
662 | Draft protocol for the derivation of Toxicity Based Consents |
663 | The Loddon catchment, Thames : recommendations for statutory water quality objectives |
664 | Assessment of the Impact of Nutrient Removal on Eutrophic Rivers |
665 | Second Coniston OS map related to the Seismic Survey 1983 |
666 | Note 2 by Professor Gerald Sargent regarding the Coniston Seismic Survey 1983 |
667 | Note 1 by Professor Gerald Sargent regarding the Coniston Seismic Survey 1983 |
668 | Coniston OS map related to the Seismic Survey 1983 |
669 | The flood of February 1990 : technical services flood monitoring report |
670 | Sustainable drainage systems (SuDS) : an evaluation using the Natural Step framework |
671 | Policy and practice for the protection of groundwater : Southern region appendix |
672 | Uses of the water environment: factsheet number six |
673 | River basin planning and the Water Framework Directive |
674 | Flood alleviation proposals for Bakewell and Ashford in the Water |
675 | An update on the Hexham flood alleviation scheme, Autumn 2006 |