| 51 | Clinical waste management in the community : a guide to managing waste |
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| 52 | Toxicity Reduction Evaluation Case Summary for the Chlor-Alkali Industry |
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| 53 | Toxicity Reduction Evaluation Case Summary for the Pulp and Paper Industry |
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| 54 | Note 3 by Professor Gerald Sargent regarding the Coniston Seismic Survey 1983 |
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| 55 | Sustaining our resources : the way forward : water resources strategy |
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| 56 | The influence of variations in reedswamp structure and extent upon macroinvertebrates |
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| 57 | A map illustrating the locations of litter collection and litter bag installation |
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| 58 | Assessment of the distribution of Bembidion testaceum and reasons for its decline |
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| 59 | Ecotoxicology : a report of the NRA R and D Ecotoxicology Group |
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| 60 | Results of the oyster (Crassostrea gigas) embryo-larval biassay on samples taken during the winter phase of national maritime monitoring programme 1997 : interim report |
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| 61 | Recorded rainfall data in the Wensum Catchment between 2010 and 2015 (hourly resolution) |
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| 62 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk D in 2013 |
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| 63 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk C in 2014 |
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| 64 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk D in 2014 |
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| 65 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk C in 2012 |
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| 66 | Database and atlas of aquatic vascular plants in the British Isles : part 1 species accounts |
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| 67 | Front Cover of A Key to the British Freshwater Cyclopid and Calanoid Copepods, with Ecological Notes |
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| 68 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk A in 2014 |
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| 69 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk A in 2013 |
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| 70 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk A in 2012 |
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| 71 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk D in 2011 |
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| 72 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk B in 2011 |
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| 73 | Assessment of radioactive discharge screening levels for biota protected under the habitats regulations : April 2002 |
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| 74 | An audit of performance in the analysis of biological samples in 1999. Environment Agency : AQC audit |
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| 75 | An audit of performance in the analysis of biological samples in 1999. Environment Agency : primary audit |
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