| 551 | Algal blooms in the Lower Tees- Perspectives and prospects
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| 552 | Acidification of freshwaters: the threat and its mitigation |
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| 553 | Pearl Mussel Image: First out of the blocks |
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| 554 | Statement on public consultation for the Dove CMP : July 1995 |
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| 555 | The Warwickshire Avon catchment management plan : final plan : October 1994 |
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| 556 | FWR - User guide for assessing the impact of combined sewer overflows |
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| 557 | The National Centre for Environmental Data and Surveillance : general leaflet |
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| 558 | Project management and the scheme of delegation : a summary guide : April 1995 |
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| 559 | The groundwater regulations (Bilingual) : Rheoliadau dwr daear (Bilingual) |
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| 560 | The Use of Immuno Based Techniques for Chemical Analysis |
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| 561 | Snapshots of the environment : integrated river basin management |
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| 562 | Water from the River Dee : a working partnership |
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| 563 | Land drainage byelaws 1981 and the Thames region flood defence byelaws 1991 |
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| 564 | River quality in England and Wales : a report of the 1990 survey |
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| 565 | The evaluation of EDT QSE 334 ammonium ion selective electrode (220/17/T) |
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| 566 | The evaluation of ingold ion selective ammonium electrode (220/23/T) |
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| 567 | Rivers of the Isle of Wight fact file |
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| 568 | Stratification in the Severn Estuary- Physical aspects and biological consequences |
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| 569 | The Mersey estuary : a report on environmental quality |
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| 570 | Stream survey and assessment in the Ashford and Folkestone areas |
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| 571 | Lakes, Ponds and Reservoirs in the Southern Region (NRA) |
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| 572 | The 1990 river and estuary classification survey of England and Wales |
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| 573 | The evaluation of an orion ammonium ion selective electrode (220/15/T) |
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| 574 | An Independent Review of the Defra/EA Research and Development Joint |
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| 575 | Anthropogenic Impacts on the Hydrology of Rivers and Lochs |
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