Search Results - "Phillips, V. R."

Development and application of a mechanistic model to estimate emission of nitrous oxide from UK agriculture by Brown, L, Syed, B, Jarvis, S.C, Sneath, R.W, Phillips, V.R, Goulding, K.W.T, Li, C

“…A mechanistic model of N 2O emission from agricultural soil (DeNitrification-DeComposition—DNDC) was modified for application to the UK, and was used as the…”
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Ammonia emission factors for UK agriculture by Misselbrook, T.H., Van Der Weerden, T.J., Pain, B.F., Jarvis, S.C., Chambers, B.J., Smith, K.A., Phillips, V.R., Demmers, T.G.M.

“…Ammonia (NH 3) emission inventories are required for modelling atmospheric NH 3 transport and estimating downwind deposition. A recent inventory for UK…”
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Measuring ammonia emission rates from livestock buildings and manure stores—part 1: development and validation of external tracer ratio, internal tracer ratio and passive flux sampling methods by Scholtens, R, Dore, C.J, Jones, B.M.R, Lee, D.S, Phillips, V.R

“…There is a need for robust methods for measuring ammonia emission rates from livestock buildings and manure stores, to guide efforts to abate emissions from…”
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A UK inventory of nitrous oxide emissions from farmed livestock by Chadwick, D.R., Sneath, R.W., Phillips, V.R., Pain, B.F.

“…A UK inventory of the nitrous oxide (N 2O) emissions from farmed livestock was compiled to identify areas where potential abatement practices may be effective…”
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A new inventory for ammonia emissions from U.K. agriculture by Pain, B.F, Van der Weerden, T.J, Chambers, B.J, Phillips, V.R, Jarvis, S.C

“…A new, detailed inventory for ammonia emissions from U.K. agriculture estimates losses to be 190 kt NH 3-N per year. Approximately, 50% of this total, or 99 kt…”
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Concentrations and emission rates of aerial ammonia, nitrous oxide, methane, carbon dioxide, dust and endotoxin in UK broiler and layer houses by Wathes, C. M., Holden, M. R., Sneath, R. W., White, R. P., Phillips, V. R.

“…1. A survey of the concentration and emission rates of aerial ammonia, nitrous oxide, methane, carbon dioxide, dust and endotoxin was undertaken in 4 examples…”
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Measuring ammonia emission rates from livestock buildings and manure stores—part 2: Comparative demonstrations of three methods on the farm by Dore, C.J., Jones, B.M.R., Scholtens, R., Veld, J.W.H.Huis in’t, Burgess, L.R., Phillips, V.R.

“…Comparative demonstrations of three methods (flux sampling, external tracer ratio, and internal tracer ratio), were mounted in four real farm situations. A…”
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Ammonia emissions from two mechanically ventilated UK livestock buildings by Demmers, T.G.M., Burgess, L.R., Short, J.L., Phillips, V.R., Clark, J.A., Wathes, C.M.

“…Ammonia emission rates from livestock buildings are required to construct an accurate emission inventory for the UK. Ventilation and ammonia emission rates…”
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An inventory of nitrous oxide emissions from agriculture in the UK using the IPCC methodology: emission estimate, uncertainty and sensitivity analysis by Brown, L, Armstrong Brown, S, Jarvis, S.C, Syed, B, Goulding, K.W.T, Phillips, V.R, Sneath, R.W, Pain, B.F

“…Nitrous oxide emission from UK agriculture was estimated, using the IPCC default values of all emission factors and parameters, to be 87 Gg N 2O–N in both 1990…”
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First experiences with methods to measure ammonia emissions from naturally ventilated cattle buildings in the U.K by Demmers, T.G.M, Burgess, L.R, Short, J.L, Phillips, V.R, Clark, J.A, Wathes, C.M

“…A method has been developed to measure the emission rate of ammonia from naturally ventilated U.K. livestock buildings. The method is based on measurements of…”
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Improved Passive Flux Samplers for measuring Ammonia Emissions from Animal Houses, Part 2: Performance of Different Types of Sampler as a Function of Angle of Incidence of Airflow by Scholtens, R., Wagemans, M.J.M., Phillips, V.R.

“…The basic principle of the improved passive flux sampler has been reported in a companion paper. In the present paper, the performance of different types of…”
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The use of paper-mill sludges on agricultural land by Phillips, V.R., Kirkpatrick, N., Scotford, I.M., White, R.P., Burton, R.G.O.

“…A 3-year experimental study was conducted on the factors influencing the use of paper-mill sludges on agricultural land. An array of 6 m × 6 m plots was used,…”
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Improved Passive Flux Samplers for Measuring Ammonia Emissions from Animal Houses, Part 1: Basic Principles by Scholtens, R., Hol, J.M.G., Wagemans, M.J.M., Phillips, V.R.

“…At present, precise, expensive and laborious methods with a high resolution in time are needed, to determine ammonia emission rates from animal houses. The…”
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Potential for ammonia recapture by farm woodlands: design and application of a new experimental facility by Theobald, M R, Milford, C, Hargreaves, K J, Sheppard, L J, Nemitz, E, Tang, Y S, Phillips, V R, Sneath, R, McCartney, L, Harvey, F J, Leith, I D, Cape, J N, Fowler, D, Sutton, M A

“…There has been increasing pressure on farmers in Europe to reduce the emissions of ammonia from their land. Due to the current financial climate in which…”
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Summer emissions of ammonia from a slurry-based, UK, dairy cow house by Phillips, V.R., Bishop, S.J., Price, J.S., You, S.

“…Emissions from dairy cow housing are an important term in the UK inventory of ammonia emissions from agriculture: even by current estimates, they contribute,…”
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Comparison of commonly used samplers with a novel bioaerosol sampler with automatic plate exchange by Pahl, O., Phillips, V.R., Lacey, J., Hartung, J., Wathes, C.M.

“…A newly designed automatic bioaerosol sampler (ABS) was commissioned for studies of microbial bioaerosols. The original feature of the ABS is the facility for…”
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Passive Flux Samplers to measure Nitrous Oxide and Methane Emissions from Agricultural Sources, Part 1: Adsorbent Selection by Godbout, S., Phillips, V.R., Sneath, R.W.

“…The present article is the first of a series reporting studies to develop cheaper techniques for measuring emissions of nitrous oxide (N 2O) and methane (CH…”
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A Simple, Controllable, Non-Point Source of Gaseous Ammonia, for Use in Field Experiments by Kim, J. H., Williams, A. G., Phillips, V. R.

“…A type of controllable non-point source of gaseous NH 3 has been developed, which is simpler, more reliable and more versatile in use than earlier types of…”
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Passive Flux Samplers to measure Nitrous Oxide and Methane Emissions from Agricultural Sources, Part 2: Desorption Improvements by Godbout, S., Phillips, V.R., Sneath, R.W.

“…In the first part of this research work, it was shown that it was feasible to adsorb nitrous oxide (N 2O) and methane (CH 4) on to molecular sieves loaded into…”
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A farm scale study on the use of De-Odorase ® for reducing odour and ammonia emissions from intensive fattening piggeries by Amon, M., Dobeic, M., Misselbrook, T.H., Pain, B.F., Phillips, V.R., Sneath, R.W.

“…An experiment was mounted at a large fattening piggery in Slovenia, during which different groups each of 600 weaned pigs were housed and grown in different…”
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