| 51 | Annual N2O measurements and associated data: AC0116, Devon, 2012, urine |
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| 52 | Manure application dates: OPTI-N, East Yorkshire, 2005 |
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| 53 | Soil moisture data: AC0116, Herefordshire, 2011 |
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| 54 | Achieving the quality : annex : programme of environmental obligations agreed by the Secretary of State for the Environment, Transport and the Regions and for Wales for individual water companies |
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| 55 | Daily nitrous oxide (N2O) flux measurements: NT26, Devon, 2004 |
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| 56 | Fertiliser application dates: NT26, Devon, 2004 |
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| 57 | An investigation into ammonia levels in Weston Mill Lake, Devonport |
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| 58 | An investigation to determine if Deep Moor Landfill Site is causing an impact downstream in the Peagham Stream |
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| 59 | Soil moisture data: SLURRY-NR, Devon, 2004 |
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| 60 | Daily nitrous oxide flux measurements: SLURRY-NR, Nottinghamshire, 2005 |
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| 61 | Biological investigation of the impact of Ivybridge sewage treatment works discharge to the River Erme, May 1991 |
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| 62 | Fertiliser application dates: NT26, Norfolk, 2004 |
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| 63 | Water quality in Anglian Region : the first five years |
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| 64 | Report on EC directive compliance 1996 |
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| 65 | Assessment of the water quality before, during and post commissioning of the interim Falmouth sewage treatment scheme - Report No. TWQ/98/02- September 1998 |
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| 66 | Annual N2O measurements and associated data: AC0111, Cambridgeshire, 2010-2011 |
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| 67 | Phosphorus in the Thames catchment |
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| 68 | Annual N2O measurements and associated data: AC0213, Devon, 2011 |
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| 69 | AMP3 benefits assessment low flow alleviation schemes : final report (including business cases) |
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| 70 | River Tavy EC Freshwater Fish Directive failure 1993 |
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| 71 | Douglas : Action Plan 1999-2000 : September 1999 |
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| 72 | Efficacy and environmental effects of peracetic acid as a sewage disinfectant (231/6/SW) |
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| 73 | Biological assessment of inorganic and organic enrichment of watercourses by Hatfield, Rye Meads, Deephams and Bishop Stortford sewage effluents |
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| 74 | Rivers Idle and Torne catchment management plan : action plan : October 1996 |
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| 75 | An investigation to determine if Great Torrington STW is the cause of elevated copper and zinc concentrations in the River Torridge |
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