| 501 | The precious resource : a brief guide to managing our water resources |
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| 502 | Charging for discharges scheme : guidance to the agricultural industry |
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| 503 | Priority and other specific polluting substances and the Water Framework Directive |
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| 504 | Evaluation of historical data on the nutrient status of Esthwaite Water, Cumbria
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| 505 | An Aerial Photograph of Ferry House and The Pearsall Building |
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| 506 | Review of existing practices for fluvial grass management throughout the NRA (213/1/Y) |
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| 507 | The interpretation of rod and net catch data |
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| 508 | Research and development in the Environment Agency : a short guide |
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| 509 | Problems with sea trout and salmon in the Western Highlands |
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| 510 | Clear Options towards an operational model for the Lee Valley Reservoirs |
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| 511 | The River Cam catchment management plan : annual monitoring report |
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| 512 | Introductory guidance on the Agency's contribution to sustainable development (SD1) |
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| 513 | The National Centre for Toxic and Persistent Substances |
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| 514 | Acidification of freshwaters: the threat and its mitigation |
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| 515 | Pearl Mussel Image: First out of the blocks |
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| 516 | Statement on public consultation for the Dove CMP : July 1995 |
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| 517 | FWR - User guide for assessing the impact of combined sewer overflows |
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| 518 | The National Centre for Environmental Data and Surveillance : general leaflet |
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| 519 | Project management and the scheme of delegation : a summary guide : April 1995 |
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| 520 | The groundwater regulations (Bilingual) : Rheoliadau dwr daear (Bilingual) |
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| 521 | The Use of Immuno Based Techniques for Chemical Analysis |
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| 522 | Snapshots of the environment : integrated river basin management |
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| 523 | Water from the River Dee : a working partnership |
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| 524 | Land drainage byelaws 1981 and the Thames region flood defence byelaws 1991 |
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| 525 | The evaluation of EDT QSE 334 ammonium ion selective electrode (220/17/T) |
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