| 101 | The National Groundwater and Contaminated Land Centre (NGWCLC) |
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| 102 | Snapshots of the environment : integrated river basin management |
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| 103 | Water from the River Dee : a working partnership |
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| 104 | The Occurrence of Sheep Dip Pesticides in Environmental Waters June 1997 |
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| 105 | Factors affecting the recruitment of riverine coarse fish: phase 3 |
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| 106 | A survey of ferruginous minewater impacts in the Welsh coalfields |
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| 107 | Use of rod catch-effort data to monitor migratory salmonids in Wales : a report submitted in part fulfillment of the requirements of the course |
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| 108 | The quality of rivers and canals in England and Wales (1990 to 1992) : as assessed by a new general quality assessment scheme : report of the National Rivers Authority |
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| 109 | 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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| 110 | 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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| 111 | 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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| 112 | A review of the industrial uses of continuous monitoring systems : minerals industry processes |
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| 113 | Pesticides 2000 : a summary of monitoring of the aquatic environment in England and Wales |
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| 114 | A review of the industrial uses of continuous monitoring systems : metals industry processes |
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| 115 | Biological characteristics and exploitation of sea trout in the River Tywi during 1989 |
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| 116 | Bathing water quality in England and Wales in 1995 : report of the National Rivers Authority |
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| 117 | Bathing water quality in England and Wales in 1994 : report of the National Rivers Authority |
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| 118 | Monitoring the effects of a combined sewer overflow discharge to a small watercourse in South Wales |
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| 119 | The government's policy for a public regulatory body in a privatised water industry |
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| 120 | Digital groundwater vulnerability maps : 1 : 100,000 series. Policy and practice for the protection of groundwater |
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| 121 | Desktop study of methods for the monitoring of particulate emissions from positively pressurised baghouses |
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| 122 | Guardians of the water environment : NRA Welsh Region (bilingual) : Diogelwyr amgyllchedd dwr : rhanbarth Cymru |
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| 123 | Water pollution incidents in England and Wales 1994 : report of the National Rivers Authority |
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| 124 | Discharge consents and compliance : the NRA's approach to control of discharges to water |
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| 125 | Bathing water quality in England and Wales in 1993 : report of the National Rivers Authority |
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