676 | Waste : strategic waste management survey : landfill within the East Midlands planning region |
677 | Sustainable urban drainage : an introduction : protecting the quality of our environment |
678 | Identification of water quality problems in the Strat and Neet catchments |
679 | Snapshots of the environment : managing our freshwater fisheries |
680 | The effects of fishing at low water levels |
681 | 1967 - George and Gideon cutting mbati for the bedroom block. |
682 | 1967 - Quakers arriving on the shore of L.George. |
683 | First annual review of the Taw/Torridge estuary catchment management plan (1996)
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684 | Suffolk estuarine strategies : Blyth estuary strategy : introduction to the strategy |
685 | Method for the assessment of river water quality using benthic macroinvertebrates |
686 | Development of Operational and Policy Guidance on the Use of Hydrogen Peroxide |
687 | The National Groundwater and Contaminated Land Centre (NGWCLC) |
688 | The evaluation of a Philips ammonium ion selective electrode (220/14/T) |
689 | The greening of Grasmere: its plankton periodicity in 1988 |
690 | A strategic review of the petroleum refinery Industry Sector |
691 | Guidelines for river corridor surveys in the NRA : February 1992. draft 3 |
692 | Second annual review of the Sid/Otter catchment management plan 1999 |
693 | Contribution of small streams to potential fish production in the Conwy catchment |
694 | NRA strategy for reducing the concentration of pesticides in controlled waters |
695 | Low-cost modifications of the Crump weir to improve fish passage |
696 | Policy and practice for the protection of groundwater - Thames region appendix |
697 | Policy and practice for the protection of floodplains |
698 | 'Sea Vigil' water quality monitoring : the Wash 1992-1993 |
699 | Second annual review of the Seaton, Looe and Fowey catchment management plan |
700 | The Yarrow catchment : recommendations for statutory water quality objectives |