The impact of grassland management regime on the community structure of selected bacterial groups in soils

Clegg, C. D., Lovell, R. D. and Hobbs, P. J. 2003. The impact of grassland management regime on the community structure of selected bacterial groups in soils. FEMS Microbiology Ecology. 43 (2), pp. 263-270. https://doi.org/10.1111/j.1574-6941.2003.tb01066.x

Authors	Clegg, C. D., Lovell, R. D. and Hobbs, P. J.
Keywords	DGGE profiling; Grassland; Multivariate Analysis; phospholipid fatty acid
Year of Publication	2003
Journal	FEMS Microbiology Ecology
Journal citation	43 (2), pp. 263-270
Digital Object Identifier (DOI)	https://doi.org/10.1111/j.1574-6941.2003.tb01066.x
Open access	Published as bronze (free) open access
Funder project or code	Soil Science and Environmental Quality (SSEQ)
	Manures and Farm Resources (MFR)
	Project: 2430 3110
Publisher's version	Clegg-2003-The-impact-of-grassland-management-.pdf
ISSN	0168-6496
Publisher	Oxford University Press (OUP)

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Investigating the capacity of an activated sludge process to reduce volatile organic compounds and odor emissions

A - Papers appearing in refereed journals

Barbosa, V. L., Hobbs, P. J., Sneath, R. W., Burgess, Joanna, Callan, J. L. and Stuetz, R. M. 2006. Investigating the capacity of an activated sludge process to reduce volatile organic compounds and odor emissions. Water Environment Research. 78 (8), pp. 842-851. https://doi.org/10.2175/106143005X72876

Maximising phosphorus recovery from wastewater sludge by struvite crystallisation: Laboratory and pilot scale study on the impact of calcium on crystal size, shape and purity

C2 - Non-edited contributions to conferences

Le Corre, K. S., Valsami-Jones, E., Hobbs, P. J. and Parson, S. A. 2005. Maximising phosphorus recovery from wastewater sludge by struvite crystallisation: Laboratory and pilot scale study on the impact of calcium on crystal size, shape and purity. 3rd IWA Leading-Edge Conference & Exhibition on Water and Wastewater Treatment Technologies, Sapporo, Japan, 6-8 June 2005.

Predicting odour emissions from sewage sludge

C1 - Edited contributions to conferences/learned societies

Hobbs, P. J., Williams, J. S., Dhanoa, M. S. and Lovell, M. 2005. Predicting odour emissions from sewage sludge. Proceedings of the 3rd CIWEM National Conference, 6-8 September 2005.

Impact of calcium on struvite crystal size, shape and purity

A - Papers appearing in refereed journals

Le Corre, K. S., Valsami-Jones, E., Hobbs, P. J. and Parsons, S. A. 2005. Impact of calcium on struvite crystal size, shape and purity. Journal Of Crystal Growth. 283 (3-4), pp. 514-522. https://doi.org/10.1016/j.jcrysgro.2005.06.012

Manures and farm resources

G - Articles in popular magazines and other technical publications

Chadwick, D. R., Hobbs, P. J., Laws, J. A., Misselbrook, T. H. and Yamulki, S. S. 2005. Manures and farm resources. IGER Innovations. 9, pp. 60-63.

Ecological mechanisms affecting the restoration of diversity in agriculturally improved meadow grassland

D1 - Technical reports: non-confidential

Smith, R. S., Sheil, R. S., Bardgett, R. D., Millward, D., Corkhill, P., Evans, P., Quirk, H. and Hobbs, P. J. 2005. Ecological mechanisms affecting the restoration of diversity in agriculturally improved meadow grassland.

A rapid method for the determination of olfactory response from sulphide emissions

C1 - Edited contributions to conferences/learned societies

Hobbs, P. J., Williams, J. S. and Dhanoa, M. S. 2005. A rapid method for the determination of olfactory response from sulphide emissions. Proceedings of the 3rd CIWEM National Conference 2005. Aqua Enviro Technology Transfer.

Investigation of the routes by which pathogens associated with livestock slurries and manure may be transferred from the farm to the wider environment

D1 - Technical reports: non-confidential

Avery, S., Haygarth, P. M., Hobbs, P. J., Chadwick, D. R., Anthony, S. G., Smith, K. A. and Williams, J. 2004. Investigation of the routes by which pathogens associated with livestock slurries and manure may be transferred from the farm to the wider environment. Department for Environment, Food and Rural Affairs (DEFRA).

Impact of calcium on struvite crystal size, shape and purity

C1 - Edited contributions to conferences/learned societies

Le Corre, K., Valsami-Jones, E., Hobbs, P. J. and Parsons, S. A. 2004. Impact of calcium on struvite crystal size, shape and purity. International Conference on Struvite: Its role in phosphorus recovery and reuse. Cranfield University, UK 17th - 18th June 2004.

Investigating additives for controlling odour from stored centrifuged digested sludge (biosolids)

C1 - Edited contributions to conferences/learned societies

Lovell, M. J., Hobbs, P. J., Williams, J. S., Chadwick, D. R. and Smith, R. S. 2004. Investigating additives for controlling odour from stored centrifuged digested sludge (biosolids). Environmental Odour Management, Cologne, Germany. 17-19 November 2004.

Controlling odour from stored centrifuged digested sludge (biosolids)

C1 - Edited contributions to conferences/learned societies

Lovell, M. J., Hobbs, P. J., Williams, J. S., Chadwick, D. S. and Smith, R. S. 2004. Controlling odour from stored centrifuged digested sludge (biosolids). Proceedings 9th Biosolids and Biowaste Conference, Wakefield, UK, 17-19 November 2004.

Pathogen export from grassland systems

G - Articles in popular magazines and other technical publications

Hobbs, P. J., Davies, D. R. and Haygarth, P. M. 2004. Pathogen export from grassland systems. IGER Innovations. 8, pp. 54-57.

The impacts of individual plant species on rhizosphere microbial communities in soils of different fertility

A - Papers appearing in refereed journals

Innes, L., Hobbs, P. J. and Bardgett, R. D. 2004. The impacts of individual plant species on rhizosphere microbial communities in soils of different fertility. Biology And Fertility Of Soils. 40 (1), pp. 7-13. https://doi.org/10.1007/s00374-004-0748-0

Measurement of pathogen transfer in aerosols following land application of manure

C2 - Non-edited contributions to conferences

Hobbs, P. J., Davies, D. R., Williams, J. S. and Warren, H. 2004. Measurement of pathogen transfer in aerosols following land application of manure. 11th International Conference of the FAO ESCORENA Network on Recycling of Agricultural, Municipal and Industrial Residues in Agriculture (RAMIRAN), Murcia, Spain, 6-9 October 2004. pp. 2

Quantifying odour emission from composting

C2 - Non-edited contributions to conferences

Hobbs, P. J., Noble, R., Williams, J. S. and Dobrovin-Pennington, A. 2004. Quantifying odour emission from composting. 11th International Conference of the FAO ESCORENA Network on Recycling of Agricultural, Municipal and Industrial Residues in Agriculture (RAMIRAN), Murcia, Spain, 6-9 October 2004. pp. 6

The potential of NH3, N2O and CH4 measurements following the 2001 outbreak of Foot and Mouth Disease to reduce the uncertainties in agriculture emissions abatement

A - Papers appearing in refereed journals

Sutton, M. A., Dragosits, U., Dore, A. J., McDonald, A. G., Tang, Y. S., van Dijk, N., Bantock, T., Hargreaves, K. J., Skiba, U., Simmons, I., Fowler, D., Williams, J. S., Brown, L., Hobbs, P. J. and Misselbrook, T. H. 2004. The potential of NH3, N2O and CH4 measurements following the 2001 outbreak of Foot and Mouth Disease to reduce the uncertainties in agriculture emissions abatement. Environmental Science & Policy. 7 (3), pp. 177-194. https://doi.org/10.1016/j.envsci.2004.02.006

Odour monitoring within waste management

B - Book chapters etc edited externally

Hobbs, P. J. 2004. Odour monitoring within waste management. in: Lens, P., Hamelers, B., Hoitink, H. and Bidlingmeier, W. (ed.) Resource recovery and reuse in organic solid waste management IWA Publishing. pp. 502-512

Emissions of volatile organic compounds originating from UK livestock agriculture

A - Papers appearing in refereed journals

Hobbs, P. J., Webb, J., Mottram, T. T., Grant, B. and Misselbrook, T. H. 2004. Emissions of volatile organic compounds originating from UK livestock agriculture. Journal of the Science of Food and Agriculture. 84 (11), pp. 1414-1420. https://doi.org/10.1002/jsfa.1810

Phosphorus recovery from unprocessed biosolids

B - Book chapters etc edited externally

Hobbs, P. J. 2004. Phosphorus recovery from unprocessed biosolids. in: Valsami-Jones, E. (ed.) Phosphorus in Environmental Technology. Principles and Applications IWA Publishing. pp. 507-520

New approaches to odour problems

G - Articles in popular magazines and other technical publications

Hobbs, P. J. 2003. New approaches to odour problems. Sensors for Water Interest Group (SWIG) Newsletter. (June), pp. 12-13.

A rapid and simple technique for digestion and determination of total phosphorus in animal manures and herbage

G - Articles in popular magazines and other technical publications

Hobbs, P. J. 2003. A rapid and simple technique for digestion and determination of total phosphorus in animal manures and herbage.

Factors responsible for suppressing fruiting body formation in edible mushrooms

C2 - Non-edited contributions to conferences

Hobbs, P. J., Noble, R., Dobrovin-Pennington, A. and Williams, J. S. 2003. Factors responsible for suppressing fruiting body formation in edible mushrooms. Poster 14th International Mass Spectrometry Conference, Edinburgh, 1-5 September 2003.

Emissions of volatile organic compounds originating from UK livestock agriculture

G - Articles in popular magazines and other technical publications

Hobbs, P. J. 2003. Emissions of volatile organic compounds originating from UK livestock agriculture.

Monitoring trace gases in the atmosphere to increase the certainty of emissions from agriculture

C2 - Non-edited contributions to conferences

Hobbs, P. J., Williams, J. S., Misselbrook, T. H., Sutton, M. A. and Dragosits, U. 2003. Monitoring trace gases in the atmosphere to increase the certainty of emissions from agriculture. Poster 7th British Grassland Society (BGS) Research Conference, Aberystwyth, UK, 1-3 September 2003.

Soil functioning in natural and planted woodlands on slate waste

C1 - Edited contributions to conferences/learned societies

Williamson, J., Jones, D., Rowe, E., Healey, J., Bardgett, R. D. and Hobbs, P. J. 2003. Soil functioning in natural and planted woodlands on slate waste. Moore, H. M., Fox, H. R. and Elliott, S. (ed.) Land Reclamation - Extending the Boundaries - Proceedings 7th International Conference, Runcorn, UK, 13 - 16 May 2003. A. A. Balkema, Rotterdam Netherlands. pp. 315-318

Odors from evaporation of acidified pig urine

C1 - Edited contributions to conferences/learned societies

Willers, H. C., Hobbs, P. J. and Ogink, N. W. M. 2003. Odors from evaporation of acidified pig urine. The Ninth International Symposium on Animal, Agricultural and Food Processing Wastes (ISAAFPW 2003); Second International Swine Housing Conference; Third International Conference On Air Pollution From Agricultural Operations ASAE Conference, NC, USA, 12-15 October 2003.

The use of volatile emissions as indices of sustainable agriculture.

G - Articles in popular magazines and other technical publications

Hobbs, P. J. 2003. The use of volatile emissions as indices of sustainable agriculture. IGER Innovations. 7, pp. 54-57.

Odour monitoring within waste management

G - Articles in popular magazines and other technical publications

Hobbs, P. J. 2003. Odour monitoring within waste management.

Soil microbial community, fertility, vegetation and diversity as targets in the restoration management of a meadow grassland

A - Papers appearing in refereed journals

Smith, R. S., Shiel, R. S., Bardgett, R. D., Millward, D., Corkhill, P., Rolph, G., Hobbs, P. J. and Peacock, S. 2003. Soil microbial community, fertility, vegetation and diversity as targets in the restoration management of a meadow grassland. Journal of Applied Ecology. 40 (1), pp. 51-64.

Development of an odour management strategy for mushroom composting

C1 - Edited contributions to conferences/learned societies

Noble, R. and Hobbs, P. J. 2002. Development of an odour management strategy for mushroom composting. Stuetz, R. (ed.) Odour 2. Odour management and treatment. Proceedings School of Water Sciences Conference, Cranfield University, 6 March 2002. IWA Publishing.

Contributions of non-methane volatile organic compounds to the atmosphere from UK agriculture

C1 - Edited contributions to conferences/learned societies

Hobbs, P. J., Webb, J., King, J. and Grant, B. 2002. Contributions of non-methane volatile organic compounds to the atmosphere from UK agriculture. Venglovsky, J. and Greserova, G. (ed.) Proceedings 10th International Conference of the FAO (Recycling of Agricultural, Municipal and Industrial Residues in Agriculture Network) RAMIRAN 2002 on 'Hygiene Safety', Strbske Pleso, High Tatras, Slovak Republic, 14-18 May 2002. pp. 223-226

Chemical indicators that determine olfactory response from pig and chicken manure

C1 - Edited contributions to conferences/learned societies

Hobbs, P. J., Misselbrook, T. H., Noble, R. and Persaud, K. C. 2002. Chemical indicators that determine olfactory response from pig and chicken manure. Venglovsky, J. and Greserova, G. (ed.) Proceedings 10th International Conference of the FAO (Recycling of Agricultural, Municipal and Industrial Residues in Agriculture Network) RAMIRAN 2002 on 'Hygiene Safety', Strbske Pleso, High Tatras, Slovak Republic, 14-18 May 2002. pp. 261-264

Sweet smell of success for research on compost odours

G - Articles in popular magazines and other technical publications

Hobbs, P. J. 2002. Sweet smell of success for research on compost odours.

Enchytraeid worm (Oligochaeta) influences on microbial community structure, nutrient dynamics and plant growth in blanket peat subjected to warming

A - Papers appearing in refereed journals

Cole, L., Bardgett, R. D., Ineson, P. and Hobbs, P. J. 2002. Enchytraeid worm (Oligochaeta) influences on microbial community structure, nutrient dynamics and plant growth in blanket peat subjected to warming. Soil Biology and Biochemistry. 34 (1), pp. 83-92.

Influence of straw types and nitrogen sources on mushroom composting emissions and compost productivity

A - Papers appearing in refereed journals

Noble, R., Hobbs, P. J., Mead, A. and Dobrovin-Pennington, A. 2002. Influence of straw types and nitrogen sources on mushroom composting emissions and compost productivity. Journal of Industrial Microbiology and Biotechnology. 29 (3), pp. 99-110. https://doi.org/10.1038/sj.jim.7000292

A rapid and simple technique for the digestion and determination of total phosphorus in animal manures and herbage

A - Papers appearing in refereed journals

Greaves, J. B., Hobbs, P. J. and Haygarth, P. M. 2002. A rapid and simple technique for the digestion and determination of total phosphorus in animal manures and herbage. Communications in Soil Science and Plant Analysis. 33 (9-10), pp. 1577-1587.

Horticultural Development Council Research review 4. Compost without the smell

G - Articles in popular magazines and other technical publications

Noble, R., Morgan, J. A. W., Dobrovin-Pennington, A. and Hobbs, P. J. 2001. Horticultural Development Council Research review 4. Compost without the smell. Mushroom Journal. 619, pp. 16-18.

Relationship between olfactory response and major odorants from organic wastes

C2 - Non-edited contributions to conferences

Hobbs, P. J., Misselbrook, T. H., Dhanoa, M. S. and Persaud, K. C. 2001. Relationship between olfactory response and major odorants from organic wastes. Abstract Conference on Odour Emissions From Wastewater Treatment Processes: Monitoring, Prevention and Control, Nottingham, UK, 30 October 2001.

A novel biological phosphate pump for livestock wastes

C2 - Non-edited contributions to conferences

Greaves, J., Haygarth, P. M. and Hobbs, P. J. 2001. A novel biological phosphate pump for livestock wastes. Poster Second International Conference on phosphate recovery from recycling from sewage and animal wastes, Noordwijkerhout, Holland, 12-13 March 2001.

The scope and contribution of volatile organic compounds to pollution from livestock

C2 - Non-edited contributions to conferences

Hobbs, P. J., Misselbrook, T. H., Cumby, T. R. and Mottram, T. T. 2001. The scope and contribution of volatile organic compounds to pollution from livestock. Abstract ASAE International Meeting, Sacramento, CA, USA, 30 July-1 August 2001. pp. Abstr. 014041

Odour analysis by gas chromatography

B - Book chapters etc edited externally

Hobbs, P. J. 2001. Odour analysis by gas chromatography. in: Stuetz, R. and Frechen, F. B. (ed.) Odours in Wastewater Treatment: Measurement, Modelling and Control IWA Publishing, London. pp. 155-178

Additives to reduce ammonia and odor emissions from livestock wastes: a review

A - Papers appearing in refereed journals

McCrory, D. F. and Hobbs, P. J. 2001. Additives to reduce ammonia and odor emissions from livestock wastes: a review. Journal of Environmental Quality. 30 (2), pp. 345-355.

Olfactory response to mushroom composting emissions as a function of chemical concentration

A - Papers appearing in refereed journals

Noble, R., Hobbs, P. J., Dobrovin-Pennington, A., Misselbrook, T. H. and Mead, A. 2001. Olfactory response to mushroom composting emissions as a function of chemical concentration. Journal of Environmental Quality. 30 (3), pp. 760-767. https://doi.org/10.2134/jeq2001.303760x

Development of a relationship between olfactory response and major odorants from organic wastes

A - Papers appearing in refereed journals

Hobbs, P. J., Misselbrook, T. H., Dhanoa, M. S. and Persaud, K. C. 2001. Development of a relationship between olfactory response and major odorants from organic wastes. Journal of the Science of Food and Agriculture. 81 (2), pp. 188-193. https://doi.org/10.1002/1097-0010(20010115)81:2<188::AID-JSFA800>3.0.CO;2-T

Cows with their heads in the clouds - dimethyl sulphide detected in cow's breath

G - Articles in popular magazines and other technical publications

Hobbs, P. J. and Mottram, T. T. 2000. Cows with their heads in the clouds - dimethyl sulphide detected in cow's breath.

Treatment of livestock wastes through the use of additives

D1 - Technical reports: non-confidential

Hobbs, P. J. and Merry, R. J. 2000. Treatment of livestock wastes through the use of additives.

Evidence of sequential decay in recycled paper sludge and pig manure mixtures

C1 - Edited contributions to conferences/learned societies

Hobbs, P. J., Johnson, R. H. and Chadwick, D. R. 2000. Evidence of sequential decay in recycled paper sludge and pig manure mixtures. Proceedings 8th International Symposium on Animal, Agricultural and Food Processing Wastes (ISAAFPW), Des Moines, Iowa, 9-11 October 2000. Americal Society of Animal Science. pp. 321-328

Relationship between olfactory response and major odorants from livestock wastes

C1 - Edited contributions to conferences/learned societies

Hobbs, P. J., Misselbrook, T. H., Dhanoa, M. S. and Persaud, K. C. 2000. Relationship between olfactory response and major odorants from livestock wastes. Proceedings 2nd International Conference on Air Pollution from Agricultural Operations, Des Moines, Iowa, 9-11 October 2000. American Society of Animal Science. pp. 305-312

Odour release from the Hercules Evaposcrubber

C2 - Non-edited contributions to conferences

Willers, H. C., Hobbs, P. J. and Ogink, N. W. M. 2000. Odour release from the Hercules Evaposcrubber. Proceedings of the Agricultural Engineering Conference, Warwick, July 2000.

Relationship between chemical composition and olfaction of decay odours

C1 - Edited contributions to conferences/learned societies

Hobbs, P. J., Misselbrook, T. H., Dhanoa, M. S. and Persaud, K. C. 2000. Relationship between chemical composition and olfaction of decay odours. Olfaction and the Electronic Nose. Proceedings of the 7th International Symposium, ISOEN 2000, Brighton, 20-24 July 2000. pp. 13-14

Structure and function of the soil microbial community in microhabitats of a heavy metal polluted soil

A - Papers appearing in refereed journals

Kandeler, E., Tscherko, D., Bruce, K. D., Stemmer, M., Hobbs, P. J., Bardgett, R. D. and Amelung, W. 2000. Structure and function of the soil microbial community in microhabitats of a heavy metal polluted soil. Biology And Fertility Of Soils. 32, pp. 390-400.

New Directions: Significant contributions of dimethyl sulphide from livestock to the atmosphere

A - Papers appearing in refereed journals

Hobbs, P. J. and Mottram, T. T. 2000. New Directions: Significant contributions of dimethyl sulphide from livestock to the atmosphere. Atmospheric Environment. 34 (21), pp. 3649-3650. https://doi.org/10.1016/S1352-2310(00)00170-9

Emission of odorous compounds from pig slurries

C1 - Edited contributions to conferences/learned societies

Hobbs, P. J., Misselbrook, T. H. and Pain, B. F. 1999. Emission of odorous compounds from pig slurries. Martinez, J. and Maudet, M. N. (ed.) RAMIRAN 98. Management Strategies for Organic Waste Use in Agriculture. Proceedings of the 8th International Conference of the FAO ESCORENA Network on Recycling of Agricultural, Municipal and Industrial Residues in Agriculture, Rennes, France, 26-29 May 1998. Volume 2. FAO / CEMAGREF, Rennes. pp. 243-250

Harnessing bacteria brings farming benefits

G - Articles in popular magazines and other technical publications

Hobbs, P. J. 1999. Harnessing bacteria brings farming benefits. The Furrow. (Autumn).

Stink busting boffins aim to de-pong the great British pig

G - Articles in popular magazines and other technical publications

Hobbs, P. J. 1999. Stink busting boffins aim to de-pong the great British pig. The Sunday Independent. (19 October 1999).

Eau de pig is a hit

G - Articles in popular magazines and other technical publications

Hobbs, P. J. 1999. Eau de pig is a hit. Times Higher Educational Supplement (THES). (8 October 1999).

Plant species and nitrogen effects on soil biological properties of temperate upland grasslands

A - Papers appearing in refereed journals

Bardgett, R. D., Mawdsley, J. L., Edwards, S., Hobbs, P. J., Rodwell, J. S. and Davies, W. J. 1999. Plant species and nitrogen effects on soil biological properties of temperate upland grasslands. Functional Ecology. 13 (5), pp. 650-660. https://doi.org/10.1046/j.1365-2435.1999.00362.x

Stable isotopes to investigate decay processes in farm waste

C2 - Non-edited contributions to conferences

Hobbs, P. J. 1999. Stable isotopes to investigate decay processes in farm waste. SIMSUG 1999, Annual Meeting of the Stable Isotope Mass Spectrometry Users Group, Exeter, 19-20 January 1999 (R Bol, SC Jarvis & LR Mytton, organisers).

Stable isotopes as a means of investigating decay processes in organic wastes

C2 - Non-edited contributions to conferences

Hobbs, P. J., Johnson, R. A. and Chadwick, D. R. 1999. Stable isotopes as a means of investigating decay processes in organic wastes. SIMSUG 1999, Book of Abstracts of the Annual Meeting of the Stable Isotope Mass Spectrometry Users Group, Exeter, UK, 19-20 January 1999 (R Bol, SC Jarvis & LR Mytton, organisers). Institute of Grassland and Environmental Research IGER, North Wyke Okehampton. pp. 52

Seasonal changes in soil microbial communities along a fertility gradient of temperate grasslands

A - Papers appearing in refereed journals

Bardgett, R. D., Lovell, R. D., Hobbs, P. J. and Jarvis, S. C. 1999. Seasonal changes in soil microbial communities along a fertility gradient of temperate grasslands. Soil Biology and Biochemistry. 31 (7), pp. 1021-1030.

Production and emission of odours and gases from ageing pig waste

A - Papers appearing in refereed journals

Hobbs, P. J., Misselbrook, T. H. and Cumby, T. R. 1999. Production and emission of odours and gases from ageing pig waste. Journal of Agricultural Engineering Research. 72 (3), pp. 291-298. https://doi.org/10.1006/jaer.1998.0372

Potential for reduction of odorous compounds in swine manure through diet modification

A - Papers appearing in refereed journals

Sutton, J. D., Kephart, K. B., Verstegen, M. W. A., Canh, T. T. and Hobbs, P. J. 1999. Potential for reduction of odorous compounds in swine manure through diet modification. Journal of Animal Science. 77, pp. 430-439. https://doi.org/10.2527/1999.772430x

Below-ground microbial community development in a high temperature world

A - Papers appearing in refereed journals

Bardgett, R. D., Kandeler, E., Tscherko, D., Hobbs, P. J., Bezemer, T. M., Jones, T. H. and Thompson, L. J. 1999. Below-ground microbial community development in a high temperature world. Oikos. 85 (2), pp. 193-203.

A novel technique to determine organic processes in pig wastes

A - Papers appearing in refereed journals

Hobbs, P. J., Johnson, R. H. and Chadwick, D. R. 1999. A novel technique to determine organic processes in pig wastes. Journal of the Science of Food and Agriculture. 79 (2), pp. 199-205. https://doi.org/10.1002/(SICI)1097-0010(199902)79:2<199::AID-JSFA158>3.0.CO;2-3

Prospects for the recovery of phosphorus from animal manures: a review

A - Papers appearing in refereed journals

Greaves, J. B., Hobbs, P. J., Chadwick, D. R. and Haygarth, P. M. 1999. Prospects for the recovery of phosphorus from animal manures: a review. Environmental Technology. 20 (7), pp. 697-708.

An experiment to determine the feasibility of automatically detecting hyperketonaemia in dairy cows

A - Papers appearing in refereed journals

Mottram, T. M., Dobbelaar, P., Schukken, Y., Hobbs, P. J. and Bartlett, P. N. 1999. An experiment to determine the feasibility of automatically detecting hyperketonaemia in dairy cows. Livestock Production Science. 61 (1), pp. 7-11.

Animal wastes as a potential source of recoverable phosphorus

C2 - Non-edited contributions to conferences

Hobbs, P. J., Haygarth, P. M. and Chadwick, D. 1998. Animal wastes as a potential source of recoverable phosphorus. International conference on phosphorus recovery from sewage and animal wastes. Warwick University, UK. 6-7 May 1998.

The response of soil microorganisms and roots to elevated CO2 and temperature in a terrestrial model ecosystem

A - Papers appearing in refereed journals

Kandeler, E., Tscherko, D., Bardgett, R. D., Hobbs, P. J., Kampichler, C. and Jones, T. H. 1998. The response of soil microorganisms and roots to elevated CO2 and temperature in a terrestrial model ecosystem. Plant and Soil. 202 (2), pp. 251-262.

Stable isotopes to investigate decay processes in farm wastes

C2 - Non-edited contributions to conferences

Hobbs, P. J., Chadwick, D. R. and Johnson, R. H. 1998. Stable isotopes to investigate decay processes in farm wastes. Eighth International Conference of the European Cooperative Research Network on Recycling of Agricultural, Municipal and Industrial Residues in Agriculture, Rennes, France, 26-29 May 1998.

Emission rates of odorous compounds from pig slurries

C2 - Non-edited contributions to conferences

Hobbs, P. J., Misselbrook, T. H. and Pain, B. F. 1998. Emission rates of odorous compounds from pig slurries. Eighth International Conference of the European Cooperative Research Network on Recycling of Agricultural, Municipal and Industrial Residues in Agriculture, Rennes, France, 26-29 May 1998.

Emission rates of odorous compounds from pig slurries

A - Papers appearing in refereed journals

Hobbs, P. J., Misselbrook, T. H. and Pain, B. F. 1998. Emission rates of odorous compounds from pig slurries. Journal of the Science of Food and Agriculture. 77 (3), pp. 341-348. https://doi.org/10.1002/(SICI)1097-0010(199807)77:3<341::AID-JSFA45>3.0.CO;2-9

Use of an electronic nose to measure odour concentration following application of cattle slurry to grassland

A - Papers appearing in refereed journals

Misselbrook, T. H., Hobbs, P. J. and Persaud, K. C. 1997. Use of an electronic nose to measure odour concentration following application of cattle slurry to grassland. Journal of Agricultural Engineering Research. 66, pp. 213-220.

Reduction of odorous compounds in pig manure by lowering dietary crude protein

G - Articles in popular magazines and other technical publications

Hobbs, P. J. and Misselbrook, T. H. 1997. Reduction of odorous compounds in pig manure by lowering dietary crude protein.

Preliminary investigation of breath sampling as a monitor of health in dairy cattle

A - Papers appearing in refereed journals

Elliott-Martin, R. J., Mottram, T. T., Gardner, J. W., Hobbs, P. J. and Bartlett, P. N. 1997. Preliminary investigation of breath sampling as a monitor of health in dairy cattle. Journal of Agricultural Engineering Research. 67, pp. 267-275.

Control of odours by dietary manipulation

B - Book chapters etc edited externally

Hobbs, P. J., Pain, B. F., Kay, R. M. and Lee. P. A. 1997. Control of odours by dietary manipulation. in: Voermans, J. A. M. and Monteny, G. J. (ed.) Ammonia and Odour Control from Animal Production Facilities NVTL, Rosmalen, the Netherlands. pp. 269-276

Control by dietary manipulation of emissions from pig slurry following landspreading

B - Book chapters etc edited externally

Misselbrook, T. H., Chadwick, D. R., Hobbs, P. J. and Pain, B. F. 1997. Control by dietary manipulation of emissions from pig slurry following landspreading. in: Voermans, J. A. M. and Monteny, G. J. (ed.) Ammonia and Odour Control from Animal Production Facilities NVTL, Rosmalen, the Netherlands. pp. 261-266

Characterisation of odorous compounds and emissions from slurries produced from weaner pigs fed dry feed and liquid diets

A - Papers appearing in refereed journals

Hobbs, P. J., Misselbrook, T. H. and Pain, B. F. 1997. Characterisation of odorous compounds and emissions from slurries produced from weaner pigs fed dry feed and liquid diets. Journal of the Science of Food and Agriculture. 73 (4), pp. 437-445. https://doi.org/10.1002/(SICI)1097-0010(199704)73:4<437::AID-JSFA748>3.0.CO;2-7

Application of unsupervised clustering methods to the assessment of malodour in agriculture using an array of conducting polymer odour sensors

A - Papers appearing in refereed journals

Byun, H. G., Persaud, K. C., Khaffaf, S. M., Hobbs, P. J. and Misselbrook, T. H. 1997. Application of unsupervised clustering methods to the assessment of malodour in agriculture using an array of conducting polymer odour sensors. Computers and Electronics in Agriculture. 17, pp. 233-247. https://doi.org/10.1016/S0168-1699(96)01307-5

Application of conducting polymer odour sensing arrays to malodour monitoring

C1 - Edited contributions to conferences/learned societies

Persaud, K. C., Payne, P. H., Khaffaf, S. M., Dowdeswell, R. M., Hobbs, P. J., Misselbrook, T. H. and Sneath, R. W. 1996. Application of conducting polymer odour sensing arrays to malodour monitoring. Electronic Nose. Digest of an Institution of Electrical Engineers Colloquium, London, 30 October 1996. Institution of Electrical Engineers, London.

Review of odor quantification

C1 - Edited contributions to conferences/learned societies

Hobbs, P. J. 1996. Review of odor quantification. International Livestock Odor Conference, Iowa State University, USA, 16-18 October 1995. pp. 160-162

Reduction of odorous compounds in fresh pig slurry by dietary control of crude protein

A - Papers appearing in refereed journals

Hobbs, P. J., Pain, B. F., Kay, R. M. and Lee, P. A. 1996. Reduction of odorous compounds in fresh pig slurry by dietary control of crude protein. Journal of the Science of Food and Agriculture. 71 (4), pp. 508-514.

Odours from farm waste

C1 - Edited contributions to conferences/learned societies

Hobbs, P. J. 1996. Odours from farm waste. Young, Stephen (ed.) IGER Annual Report 1995/96. Institute of Grassland and Environmental Research, IGER, Aberystwyth. pp. 61

Gaseous emissions of slurry from pigs offered low crude protein diets

C2 - Non-edited contributions to conferences

Hobbs, P. J., Pain, B. F., Misselbrook, T. H., Kay, R. M. and Lee, P. A. 1996. Gaseous emissions of slurry from pigs offered low crude protein diets. Proceedings of the British Society of Animal Science 112th Meeting, Scarborough, 18-20 March 1996.

Emission rates of volatile fatty acids, phenols and sulphides from organic wastes

C2 - Non-edited contributions to conferences

Hobbs, P. J., Misselbrook, T. H. and Pain, B. F. 1996. Emission rates of volatile fatty acids, phenols and sulphides from organic wastes. Euroanalysis IX, Bologna, Italy, 1-7 September 1996.

Dietary control of odors

C1 - Edited contributions to conferences/learned societies

Hobbs, P. J. 1996. Dietary control of odors. International Livestock Odor Conference, Iowa State University, USA, 16-18 October 1995. pp. 200-202

Detection of ketosis in dairy cows by analysis of exhaled breath

A - Papers appearing in refereed journals

Dobbelaar, P., Mottram, T., Nyabadza, C., Hobbs, P. J., Elliott-Martin, R. J. and Schukken, Y. H. 1996. Detection of ketosis in dairy cows by analysis of exhaled breath. Veterinary Quarterly. 18 (4), pp. 151-152.

Assessment of conducting polymer odour sensors for agricultural malodour measurements

A - Papers appearing in refereed journals

Persaud, K. C., Khaffaf, S. M., Hobbs, P. J. and Sneath, R. W. 1996. Assessment of conducting polymer odour sensors for agricultural malodour measurements. Chemical Senses. 21, pp. 495-505. https://doi.org/10.1093/chemse/21.5.495

Application of conducting polymer odour sensing arrays to agricultural malodour monitoring

C1 - Edited contributions to conferences/learned societies

Persaud, K. C., Khaffaf, S. M., Hobbs, P. J., Misselbrook, T. H. and Sneath, R. W. 1996. Application of conducting polymer odour sensing arrays to agricultural malodour monitoring. First International Conference on Air Pollution from Agricultural Operations, Kansas City, USA, 7-9 February 1996. pp. 249-253

The effects of changes in agricultural management on soil microbial populations of upland grasslands

C2 - Non-edited contributions to conferences

Bardgett, R. D., Leemans, D. K. and Hobbs, P. J. 1995. The effects of changes in agricultural management on soil microbial populations of upland grasslands. Demeter, A. and Peregovits, L. (ed.) Ecological Processes: Current Status and Perspectives. Proceedings of the Seventh European Ecological Congress, Hungarian Biological Society, Budapest, Hungary, 20-25 August 1995. pp. 145

Sampling and calibration methods to detect analytes in cows' breath

C1 - Edited contributions to conferences/learned societies

Dobbelaar, P., Mottram, T. T., Nyabadza, C., Hobbs, P. J., Elliott-Martin, R. J. and Schukken, Y. H. 1995. Sampling and calibration methods to detect analytes in cows' breath. van Arendonk, J. (ed.) Abstracts of the Annual Meeting of the European Association for Animal Production, Prague, Czech Republic, 4-7 September 1995. Wageningen Pers, Wageningen, Netherlands.

Relationships between soil microbial populations and above-ground flora in a floristically diverse grassland under management change

C2 - Non-edited contributions to conferences

Bardgett, R. D., Smith, R. S., Hobbs, P. J. and Donnison, L. M. 1995. Relationships between soil microbial populations and above-ground flora in a floristically diverse grassland under management change. Moore, J. C., Niles, R. K., Freckman, D. W. and Jacobs-Carre, C. (ed.) Integration of Above- and Below-Ground Communities: the Importance of Soil Biota and Processes to Above-Ground Ecosystem Maintenance and Development, Soil Ecology Society International Conference, 12-15 March 1995. Colorado State University, Fort Collins, USA. pp. 28

Odorous compounds and their emission rates from livestock waste

C2 - Non-edited contributions to conferences

Hobbs, P. J., Pain, B. F. and Misselbrook, T. H. 1995. Odorous compounds and their emission rates from livestock waste. New Knowledge in Livestock Odour Solutions, Proceedings of International Livestock Odor Conference, October 16-18, 1995, Iowa State University, USA, 16-18 October 1995&nbsp;. pp. 11-15

Odor reduction in fresh pig slurry by dietary manipulation of protein

C1 - Edited contributions to conferences/learned societies

Hobbs, P. J. and Pain, B. F. 1995. Odor reduction in fresh pig slurry by dietary manipulation of protein. International Livestock Odor Conference, Iowa State University, USA, 16-18 October 1995. pp. 5-10

Measurement of swine odor using electronic nose technology

C1 - Edited contributions to conferences/learned societies

Hobbs, P. J. 1995. Measurement of swine odor using electronic nose technology. International Round Table on Swine Odor Control, Proceedings, 13-15 June 1994. Iowa State University of Science and Technology. pp. 36-39

Interactions of grassland managements, soil fauna and microbial populations and activities

C1 - Edited contributions to conferences/learned societies

Cook, R., Bardgett, R. D., Denton, C. S., Donnison, L. M., Hobbs, P. J., Leemans, D. K. and Yeates, G. W. 1995. Interactions of grassland managements, soil fauna and microbial populations and activities. Pollott, G. E. (ed.) Grassland into the 21st Century: Challenges and Opportunities, British Grassland Society Occasional Symposium No 29, 50th Anniversary Meeting, Harrogate, UK, 4-6 December 1995. British Grassland Society (BGS) Hurley. pp. 159-160

Assessment of odours from livestock wastes by a photoionization detector, an Electronic Nose, olfactometry and gas chromatography - mass spectrometry

A - Papers appearing in refereed journals

Hobbs, P. J., Misselbrook, T. H. and Pain, B. F. 1995. Assessment of odours from livestock wastes by a photoionization detector, an Electronic Nose, olfactometry and gas chromatography - mass spectrometry. Journal of Agricultural Engineering Research. 60 (2), pp. 137-144. https://doi.org/10.1006/jaer.1995.1007

Relationships between soil microbial populations and plant communities in upland grasslands and meadows under management change

C2 - Non-edited contributions to conferences

Bardgett, R. D., Hobbs, P. J., Leemans, D. K. and Smith, R. S. 1994. Relationships between soil microbial populations and plant communities in upland grasslands and meadows under management change. British Ecological Society Winter Meeting, 20-22 December 1994, Birmingham University.

Microbial community structure in differently managed upland grassland soils: analysis of fungal and bacterial phospholipid fatty acids

C2 - Non-edited contributions to conferences

Bardgett, R. D. and Hobbs, P. J. 1994. Microbial community structure in differently managed upland grassland soils: analysis of fungal and bacterial phospholipid fatty acids. Fifth International Mycological Congress, 14-21 August 1994, Vancouver, Canada.

Effects of livestock wastes on the structure of microbial populations in two contrasting grassland soils

D1 - Technical reports: non-confidential

Bardgett, R. D., Hobbs, P. J. and Pain, B. F. 1994. Effects of livestock wastes on the structure of microbial populations in two contrasting grassland soils.