| 101 | Water company plans to safeguard 1997 summer water supplies : Environment Agency report to the Secretary of State for the Environment : fifth report in a series |
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| 102 | A review of factors affecting the abundance and catch of spring salmon fom the River Wye and elsewhere, and proposals for stock maintenance and enhancement |
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| 103 | Implications of draft EC Directive concerning municipal waste water treatment : Memorandum submitted by the NRA to House of Lords Select Committee on the European Communities |
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| 104 | Biological river quality 1995 according to the general quality (GQA) scheme [map] : scale 1 : 750 000 |
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| 105 | A review of the industrial uses of continuous monitoring systems : minerals industry processes |
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| 106 | An audit of performance in the analysis of biological samples in 1998. Environment Agency : primary audit |
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| 107 | NRA programme for the monitoring of water quality Parts 1 to 3 - November 1994 |
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| 108 | Pesticides 2000 : a summary of monitoring of the aquatic environment in England and Wales |
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| 109 | A review of the industrial uses of continuous monitoring systems : metals industry processes |
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| 110 | Biological characteristics and exploitation of sea trout in the River Tywi during 1989 |
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| 111 | Water pollution incidents in England and Wales - 1993 : report of the National Rivers Authority |
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| 112 | An audit of performance in the analysis of biological samples in 1998. Environment Agency : AQC audit |
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| 113 | Bathing water quality in England and Wales in 1995 : report of the National Rivers Authority |
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| 114 | Bathing water quality in England and Wales in 1994 : report of the National Rivers Authority |
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| 115 | Monitoring the effects of a combined sewer overflow discharge to a small watercourse in South Wales |
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| 116 | The government's policy for a public regulatory body in a privatised water industry |
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| 117 | Digital groundwater vulnerability maps : 1 : 100,000 series. Policy and practice for the protection of groundwater |
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| 118 | Desktop study of methods for the monitoring of particulate emissions from positively pressurised baghouses |
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| 119 | Guardians of the water environment : NRA Welsh Region (bilingual) : Diogelwyr amgyllchedd dwr : rhanbarth Cymru |
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| 120 | Water pollution incidents in England and Wales 1994 : report of the National Rivers Authority |
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| 121 | Discharge consents and compliance : the NRA's approach to control of discharges to water |
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| 122 | Demand for irrigation water (413/1/A) : progress report for the period August 1992 to January 1993 |
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| 123 | Bathing water quality in England and Wales in 1993 : report of the National Rivers Authority |
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| 124 | River corridor strategic overview feasibility study : a report to the National Rivers Authority |
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| 125 | Saving water : the NRA's approach to water conservation and demand management : a consultation report |
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