651 | An investigation into the sewage system and storm overflow at Beer (1997) |
652 | Flood warning information for the Hertfordshire/Essex border : River Stort catchment |
653 | River Axe Fish Study - Evaluation of Fish Movements in the Estuary |
654 | An environmental snapshot for the Anglian region 2003 |
655 | Waste : strategic waste management survey : landfill within the East Midlands planning region |
656 | Sustainable urban drainage : an introduction : protecting the quality of our environment |
657 | Snapshots of the environment : managing our freshwater fisheries |
658 | 1967 - George and Gideon cutting mbati for the bedroom block. |
659 | 1967 - Quakers arriving on the shore of L.George. |
660 | First annual review of the Taw/Torridge estuary catchment management plan (1996)
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661 | Suffolk estuarine strategies : Blyth estuary strategy : introduction to the strategy |
662 | Method for the assessment of river water quality using benthic macroinvertebrates |
663 | Development of Operational and Policy Guidance on the Use of Hydrogen Peroxide |
664 | The evaluation of a Philips ammonium ion selective electrode (220/14/T) |
665 | The greening of Grasmere: its plankton periodicity in 1988 |
666 | A strategic review of the petroleum refinery Industry Sector |
667 | Second annual review of the Sid/Otter catchment management plan 1999 |
668 | Contribution of small streams to potential fish production in the Conwy catchment |
669 | NRA strategy for reducing the concentration of pesticides in controlled waters |
670 | The ecology and management of riverine trees : interim report |
671 | Low-cost modifications of the Crump weir to improve fish passage |
672 | Policy and practice for the protection of floodplains |
673 | 'Sea Vigil' water quality monitoring : the Wash 1992-1993 |
674 | Second annual review of the Seaton, Looe and Fowey catchment management plan |
675 | The Yarrow catchment : recommendations for statutory water quality objectives |