| 51 | Rural sewage pollution in the '90s : report of the rural sewerage project 1993/4 |
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| 52 | Riverside litter : results of the 1990 campaign and a strategy for the future |
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| 53 | The influence of agriculture on the quality of natural waters in England and Wales |
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| 54 | Report on the control of discharges of titanium dioxide waste to the Humber Estuary : main report |
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| 55 | The new waterlands? Proceedings of a one day seminar organised by the Sussex Wildlife Trust as part of the RSNC Wildlife Trusts Parnership Water For Wildlife campaign |
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| 56 | Survey of the biological quality of creek systems in the outer Thames Estuary, with special reference to the impact of STW and landfill site discharges |
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| 57 | Land use assessment of non-tidal main rivers in the southern region of the National Rivers Authority : report EX 2922 |
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| 58 | An investigation into high concentrations of atrazine in surface waters and the increase in maize production in the Otter valley |
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| 59 | Evaluation of peroxygens for the amelioration of river pollution : on behalf of the Environment Agency, Thames Region |
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| 60 | Contaminants entering the sea : a report on contaminant loads entering the seas around England and Wales 1990-1993 |
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| 61 | Toxicity Reduction Evaluation Case Summary for the Chlor-Alkali Industry |
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| 62 | Development of Operational and Policy Guidance on the Use of Hydrogen Peroxide |
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| 63 | The use of herbicides to control weeds in or near water |
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| 64 | The groundwater regulations (Bilingual) : Rheoliadau dwr daear (Bilingual) |
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| 65 | Buckingham flood defence improvements : presentation of the preferred option |
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| 66 | Flood alleviation proposals for Bakewell and Ashford in the Water |
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| 67 | Broadland flood alleviation strategy : the programme for flood defence works |
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| 68 | An assessment of water quality in the River Yarty catchment |
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| 69 | A guide to sustainable urban drainage : protecting the quality of our environment |
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| 70 | First annual review of the River Tone catchment management plan |
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| 71 | A review of the optimum accuracy of flow and rainfall forecasting |
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| 72 | The Ely Ouse catchment management plan : final plan : January 1994 |
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| 73 | First annual review of the Taw/Torridge estuary catchment management plan (1996) |
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| 74 | Fine sediment deposition in the River Keer : geomorphological assessment |
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| 75 | Report on the survey of SBM handlers in Devon |
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