651 | 1967 - George and Gideon cutting mbati for the bedroom block. |
652 | 1967 - Quakers arriving on the shore of L.George. |
653 | First annual review of the Taw/Torridge estuary catchment management plan (1996)
|
654 | Suffolk estuarine strategies : Blyth estuary strategy : introduction to the strategy |
655 | Method for the assessment of river water quality using benthic macroinvertebrates |
656 | Development of Operational and Policy Guidance on the Use of Hydrogen Peroxide |
657 | The National Groundwater and Contaminated Land Centre (NGWCLC) |
658 | The evaluation of a Philips ammonium ion selective electrode (220/14/T) |
659 | The greening of Grasmere: its plankton periodicity in 1988 |
660 | A strategic review of the petroleum refinery Industry Sector |
661 | Guidelines for river corridor surveys in the NRA : February 1992. draft 3 |
662 | Second annual review of the Sid/Otter catchment management plan 1999 |
663 | NRA strategy for reducing the concentration of pesticides in controlled waters |
664 | Low-cost modifications of the Crump weir to improve fish passage |
665 | Policy and practice for the protection of groundwater - Thames region appendix |
666 | Policy and practice for the protection of floodplains |
667 | 'Sea Vigil' water quality monitoring : the Wash 1992-1993 |
668 | The Yarrow catchment : recommendations for statutory water quality objectives |
669 | Leachate Migration Through The Triassic Sandstones At Burntstump Landfill And Elsewhere |
670 | The evaluation of a Nico Elit 051 ammonium ion selective electrode (220/16/T) |
671 | Guidance on the use of Bioassays in Ecological Risk Assessment |
672 | The National Rivers Authority employee attitude survey : summary |
673 | The Use of a Hydroacoustic Counter for Assessing Salmon Stocks |
674 | Geochemical process modelling : progress report for the period Jan - March 1993 (0295/11/A) |
675 | Pesticides in the aquatic environment 1997 : executive summary |