Newcastle University

Memberships

British Society of Animal Science (BSAS)
Worlds Poultry Science Associataion (WPSA) (UK Branch)

Research Interests

Development of alternative strategies to control Dermanyssus gallinae (Poultry Red Mite) in systems for laying hens
Farm animal welfare for pigs and poultry
Assessment of environmental impact of livestock production (LCA methodology)
Development of protocols to assess farm animal welfare

Current Work

Poultry LCA - Assessing the environmental consequences of husbandry changes in UK poultry systems through a Life Cycle Analysis

Postgraduate Supervision

Ms Yolande Seddon - Strategies to improve health of grower-finisher pigs
Ms Aishah Sphat - Environmental assessment of broiler housing systems in Malaysa

Esteem Indicators

Invited speaker - BSAS International Conference, Kaunas, Lithuania, June 2007
Invited speaker - BSAS Conference, Krakow, Poland, October 2006
Journal Referee - Irish Journal of Food and Agriculture (2003-)

Projects

• Assessing the environmental consequences of husbandry changes in UK poultry systems through a Life Cycle Analysis (PoultryLCA)
  Project Leader(s): Professor Ilias Kyriazakis
• MITEeHEN : Plant-derived products for control of Red Mite in laying hen housing systems
  Project Leader(s): Dr Jonathan Guy, Dr Olivier Sparagano
• PigSAFE: Re-designing the farrowing environment from first principles to optimise animal welfare and economic performance
  This was a 3 year project at Newcastle University and SAC sponsored by Defra and involving steering group input from BPEX, QMS and RSPCA. Design and construction assistance

Undergraduate Teaching

ACE1011 Applied Domestic Animal Physiology
ACE1012 Domestic Animal Physiology
ACE2023 Agriculture II (Animal Production)
ACE2043 Non-ruminant Livestock
ACE3022 Animal Welfare and Environment
ACE3040 Animal Product Quality and Marketing (ML)
ACE3047 Animal Health Conference

• George DR, Sparagano OAE, Port G, Okello E, Shiel RS, Guy JH. Environmental interactions with the toxicity of plant essential oils to the poultry red mite Dermanyssus gallinae. Medical and Veterinary Entomology 2010, 24(1), 1-8.
• George DR, Sparagano OAE, Port G, Okello E, Shiel RS, Guy JH. Toxicity of plant essential oils to different life stages of the poultry red mite, Dermanyssus gallinae, and non-target invertebrates. Medical and Veterinary Entomology 2010, 24(1), 9-15.
• Guy JH, Bums SE, Barker JM, Edwards SA. Reducing post-mixing aggression and skin lesions in weaned pigs by application of a synthetic maternal pheromone. Animal Welfare 2009, 18(3), 249-255.
• George DR, Sparagano OAE, Port G, Okello E, Shiel RS, Guy JH. Repellence of plant essential oils to Dermanyssus gallinae and toxicity to the non-target invertebrate Tenebrio molitor. Veterinary Parasitology 2009, 162(1-2), 129-134.
• Smith TJ, George DR, Sparagano OAE, Seal CJ, Shiel RS, Guy JH. A pilot study into the chemical and sensorial effect of thyme and pennyroyal essential oil on hens eggs. International Journal of Food Science and Technology 2009, 44(9), 1836-1842.
• Scott K, Binnendijk GP, Edwards SA, Guy JH, Kiezebrink MC, Vermeer HM. Preliminary evaluation of a prototype welfare monitoring system for sows and piglets (Welfare Quality® project). Animal Welfare 2009, 18(4), 441-449.
• Trickett SL, Guy JH, Edwards SA. The role of novelty in environmental enrichment for the weaned pig. Applied Animal Behaviour Science 2009, 116(1), 45-51.
• Andersen NK, Ravn LS, Guy JH, Edwards SA, Harrison AP. Postnatal changes in electromyographic signals during piglet growth, and in relation to muscle fibre types. Livestock Science 2008, 115(2-3), 301-312.
• Ravn LS, Andersen NK, Rasmussen MA, Christensen M, Edwards SA, Guy JH, Henckel P, Harrison AP. De electricitatis catholici musculari - Concerning the electrical properties of muscles, with emphasis on meat quality. Meat Science 2008, 80(2), 423-430.
• Ziaei N, Guy J, Edwards S, Blanchard P, Ward J, Feuerstein D. Effect of reducing dietary mineral content on growth performance, water intake, excreta dry matter content and blood parameters of broilers. British Poultry Science 2008, 49(2), 195-201.
• Spahat N, Guy J, Kyriazakis I, Garrod G, Edwards SA. Environmental impact of different broiler production systems in Malaysia and consumer willingness to pay for reduced impact. In: 8th International Conference on LCA in the Agri-Food Sector. 2012, Saint Malo, France.
• Guy JH, Cain PJ, Seddon YM, Baxter EM, Edwards SA. Economic evaluation of high welfare indoor farrowing systems for pigs. Animal Welfare 2012, 21(s1), 19-24.
• Ali W, George DR, Shiel RS, Sparagano OAE, Guy JH. Laboratory screening of potential predators of the poultry red mite (Dermanyssus gallinae) and assessment of Hypoaspis miles performance under varying biotic and abiotic conditions. Veterinary Parasitology 2012, 187(1-2), 341-344.
• Seddon YM, Guy JH, Edwards SA. Optimising oral fluid collection from groups of pigs: Effect of housing system and provision of ropes. Veterinary Journal 2012, 193(1), 180-184.
• Leinonen I, Williams AG, Wiseman J, Guy J, Kyriazakis I. Predicting the environmental impacts of chicken systems in the UK through a Life Cycle Assessment: broiler production systems. Poultry Science 2012, 91(1), 8-25.
• Leinonen I, Williams AG, Wiseman J, Guy J, Kyriazakis I. Predicting the environmental impacts of chicken systems in the UK through a Life Cycle Assessment: egg production systems. Poultry Science 2012, 91(1), 26-40.
• Harrington D, George D, Guy JH, Sparagano OAE. Opportunities for integrated pest management to control the Poultry Red Mite, Dermanyssus gallinae. World’s Poultry Science Journal 2011, 67(1), 83-93.
• Seddon YM, Farrow M, Guy JH, Edwards SA. Real time monitoring of finisher pig water consumption: Investigation at pen level. In: XVth International Society for Animal Hygiene Congress. 2011, Vienna, Austria.
• Harrington D, Robinson K, Guy J, Sparagano O. Characterization of the immunological response to Dermanyssus gallinae infestation in domestic fowl. Transboundary and Emerging Diseases 2010, 57(1-2), 107-110.
• Olea R, Guy JH, Edge H, Stockdale EA, Edwards SA. Pigmeat supply chain: Life Cycle Analysis of contrasting pig farming scenarios. In: Stockdale, E., Martindale, W, ed. Measuring and Marketing the Environmental Costs and Benefits of Agricultural Practice. Warwick, UK: Association of Applied Biologists, 2009, pp.91-96.
• Cain PJ, Guy JH, Bornett HLI. The cost of increased animal welfare standards in UK pig production systems. Farm Management 2003, 11(7), 433-444.
• Guy JHG, Edwards SA. Consequences for meat quality of producing pork under organic standards. Pig News & Information 2002, 23(3), 75-80.
• Guy JH, Bornett HLI, Cain PJ. The comparative cost of higher welfare in UK pig finishing systems. What price cheap food. In: Occasional Meeting of the British Society of Animal Science. 2002, York.
• Guy JH, Bornett HLI, Cain PJ. The comparative costs of higher welfare in UK pig finishing systems: What Price Cheap Food. In: Occasional Meeting of the British Society of Animal Science. 2002, Edinburgh, Scotland.
• Guy JH, Guy NR, Phillips RA. The effect of an environmental enrichment device - the PECKABLOCK™ - on the behaviour and growth performance of broiler chicks. In: Proceedings of The British Society of Animal Science Annual Meeting 2000. 2000, Scarborough, United Kingdom: British Society of Animal Science.
• Guy JH, Cussins RA. The influence of a simple environmental enrichment device on the behaviour and growth of intensively-reared pigs. In: 51st Annual Meeting of the European Association for Animal Production. 2000, The Hague, The Netherlands: Wageningen Pers.