651 | Waste : strategic waste management survey : landfill within the East Midlands planning region |
652 | Identification of water quality problems in the Strat and Neet catchments |
653 | The effects of fishing at low water levels |
654 | 1967 - George and Gideon cutting mbati for the bedroom block. |
655 | 1967 - Quakers arriving on the shore of L.George. |
656 | First annual review of the Taw/Torridge estuary catchment management plan (1996)
|
657 | Suffolk estuarine strategies : Blyth estuary strategy : introduction to the strategy |
658 | Method for the assessment of river water quality using benthic macroinvertebrates |
659 | Development of Operational and Policy Guidance on the Use of Hydrogen Peroxide |
660 | The evaluation of a Philips ammonium ion selective electrode (220/14/T) |
661 | A strategic review of the petroleum refinery Industry Sector |
662 | Guidelines for river corridor surveys in the NRA : February 1992. draft 3 |
663 | Second annual review of the Sid/Otter catchment management plan 1999 |
664 | NRA strategy for reducing the concentration of pesticides in controlled waters |
665 | The ecology and management of riverine trees : interim report |
666 | Low-cost modifications of the Crump weir to improve fish passage |
667 | Policy and practice for the protection of groundwater - Thames region appendix |
668 | 'Sea Vigil' water quality monitoring : the Wash 1992-1993 |
669 | Second annual review of the Seaton, Looe and Fowey catchment management plan |
670 | The Yarrow catchment : recommendations for statutory water quality objectives |
671 | Leachate Migration Through The Triassic Sandstones At Burntstump Landfill And Elsewhere |
672 | The evaluation of a Nico Elit 051 ammonium ion selective electrode (220/16/T) |
673 | Guidance on the use of Bioassays in Ecological Risk Assessment |
674 | The National Rivers Authority employee attitude survey : summary |
675 | Geochemical process modelling : progress report for the period Jan - March 1993 (0295/11/A) |