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 | Identification of water quality problems in the Strat and Neet catchments |
658 | Snapshots of the environment : managing our freshwater fisheries |
659 | The effects of fishing at low water levels |
660 | 1967 - George and Gideon cutting mbati for the bedroom block. |
661 | 1967 - Quakers arriving on the shore of L.George. |
662 | First annual review of the Taw/Torridge estuary catchment management plan (1996)
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663 | Suffolk estuarine strategies : Blyth estuary strategy : introduction to the strategy |
664 | Method for the assessment of river water quality using benthic macroinvertebrates |
665 | Development of Operational and Policy Guidance on the Use of Hydrogen Peroxide |
666 | The evaluation of a Philips ammonium ion selective electrode (220/14/T) |
667 | The greening of Grasmere: its plankton periodicity in 1988 |
668 | A strategic review of the petroleum refinery Industry Sector |
669 | Guidelines for river corridor surveys in the NRA : February 1992. draft 3 |
670 | Second annual review of the Sid/Otter catchment management plan 1999 |
671 | Contribution of small streams to potential fish production in the Conwy catchment |
672 | NRA strategy for reducing the concentration of pesticides in controlled waters |
673 | The ecology and management of riverine trees : interim report |
674 | Low-cost modifications of the Crump weir to improve fish passage |
675 | Policy and practice for the protection of floodplains |