Search Results - "Demmers, T.G.M."

Effect of a photoperiodic green light programme during incubation on embryo development and hatch process by Tong, Q., McGonnell, I. M., Demmers, T. G. M., Roulston, N., Bergoug, H., Romanini, C. E., Verhelst, R., Guinebretière, M., Eterradossi, N., Berckmans, D., Exadaktylos, V.

“…This study was conducted to evaluate the effect of a 12-h light, 12-h dark (12L : 12D) photoperiod of green light during day 1 to day 18 of incubation time, on…”
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Physiological and behavioral responses of poultry exposed to gas-filled high expansion foam by McKeegan, D E F, Reimert, H G M, Hindle, V A, Boulcott, P, Sparrey, J M, Wathes, C M, Demmers, T G M, Gerritzen, M A

“…Disease control measures require poultry to be killed on farms to minimize the risk of disease being transmitted to other poultry and, in some cases, to…”
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Higher levels of CO2 during late incubation alter the hatch time of chicken embryos by Tong, Q, McGonnell, I. M, Roulston, N, Bergoug, H, Romanini, C. E. B, Garain, P, Eterradossi, N, Exadaktylos, V, Bahr, C, Berckmans, D, Demmers, T.G.M

“…1. It has been reported that the increasing CO ₂ tension triggers the embryo to pip the air cell and emerge from the egg. However, the mechanism by which…”
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Physiological responses of laying hens during whole-house killing with carbon dioxide by McKeegan, D.E.F, Sparks, N.H.C, Sandilands, V, Demmers, T.G.M, Boulcott, P, Wathes, C.M

“…1. Poultry on farms are sometimes required to be killed in an emergency, such as during a disease epidemic, yet none of the available methods are ideal…”
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relationship between physical activity and leg health in the broiler chicken by Sherlock, L, Demmers, T.G.M, Goodship, A.E, McCarthy, I.D, Wathes, C.M

“…1. The relationship between the physical activity and leg health of broiler chickens was assessed on a semi-commercial scale. 2. Three batches of birds (2128…”
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Effect of low light and high noise on behavioural activity, physiological indicators of stress and production in laying hens by O'Connor, E.A, Parker, M.O, Davey, E.L, Grist, H, Owen, R.C, Szladovits, B, Demmers, T.G.M, Wathes, C.M, Abeyesinghe, S.M

“…1. Commercial laying hens are commonly housed in noisy and dim environments, yet relatively little is known about whether these conditions, particularly in…”
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Chronic ammonia exposure does not influence hepatic gene expression in growing pigs by Cheng, Z., O’Connor, E. A., Jia, Q., Demmers, T. G. M., Wathes, C. M., Wathes, D. C.

“…Housed pigs are often exposed to elevated concentrations of atmospheric ammonia. This aerial pollutant is widely considered to be an environmental stressor…”
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A novel telemetric logging system for recording physiological signals in unrestrained animals by Lowe, J.C., Abeyesinghe, S.M., Demmers, T.G.M., Wathes, C.M., McKeegan, D.E.F.

“…A novel, dual mode telemetric logging system to monitor, transmit and record physiological waveforms (electrocardiogram ECG, electroencephalogram EEG and…”
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Controlled atmosphere stunning of broiler chickens. II. Effects on behaviour, physiology and meat quality in a commercial processing plant by McKeegan, D.E.F, Abeyesinghe, S.M, McLeman, M.A, Lowe, J.C, Demmers, T.G.M, White, R.P, Kranen, R.W, Bemmel, H. van, Lankhaar, J.A.C, Wathes, C.M

“…1. The effects of controlled atmosphere stunning on behavioural and physiological responses, and carcase and meat quality of broiler chickens were studied…”
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The impact of chronic environmental stressors on growing pigs, Sus scrofa (Part 2): social behaviour by Parker, M. O., O’Connor, E. A., McLeman, M. A., Demmers, T. G. M., Lowe, J. C., Owen, R. C., Davey, E. L., Wathes, C. M., Abeyesinghe, S. M.

“…The effects of common and concurrent environmental stressors on the social behaviour of farm animals are poorly understood. Here, we report the results of a…”
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Controlled atmosphere stunning of broiler chickens. I. Effects on behaviour, physiology and meat quality in a pilot scale system at a processing plant by Abeyesinghe, S.M, McKeegan, D.E.F, McLeman, M.A, Lowe, J.C, Demmers, T.G.M, White, R.P, Kranen, R.W, Bemmel, H. van, Lankhaar, J.A.C, Wathes, C.M

“…1. The effects of controlled atmosphere stunning on the behaviour, physiology and carcase and meat quality of broiler chickens were studied experimentally in a…”
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Detection of embryo mortality and hatch using thermal differences among incubated chicken eggs by Tong, Q., Romanini, C.E.B., Exadaktylos, V., McGonnell, I.M., Berckmans, D., Bahr, C., Bergoug, H., Roulston, N., Guinebretière, M., Eterradossi, N., Verhelst, R., Demmers, T.G.M.

“…Accurate diagnosis of both the stage of embryonic mortality and the hatch process in incubated eggs is a fundamental component in troubleshooting and hatchery…”
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Effect of transportation duration of 1-day-old chicks on postplacement production performances and pododermatitis of broilers up to slaughter age by Bergoug, H, Guinebretière, M, Tong, Q, Roulston, N, Romanini, C E B, Exadaktylos, V, Berckmans, D, Garain, P, Demmers, T G M, McGonnell, I M, Bahr, C, Burel, C, Eterradossi, N, Michel, V

“…This experiment studied the effect of transportation duration of 1-d-old chicks on dehydration, mortality, production performance, and pododermatitis during…”
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Higher levels of CO 2 during late incubation alter the hatch time of chicken embryos by Tong, Q., McGonnell, I. M., Roulston, N., Bergoug, H., Romanini, C. E. B., Garain, P., Eterradossi, N., Exadaktylos, V., Bahr, C., Berckmans, D., Demmers, T.G.M.

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Monitoring the hatch time of individual chicken embryos by Romanini, C. E. B., Exadaktylos, V., Tong, Q., McGonnel, I., Demmers, T. G. M., Bergoug, H., Eterradossi, N., Roulston, N., Garain, P., Bahr, C., Berckmans, D.

“…ABSTRACT This study investigated variations in eggshell temperature (Tegg) during the hatching process of broiler eggs. Temperature sensors monitored embryo…”
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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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An insight into the heat and mass transfer mechanisms of eggshells hatching broiler chicks and its effects to the hatcher environment by Romanini, C.E.B., Exadaktylos, V., Hong, S.W., Tong, Q., McGonnell, I., Demmers, T.G.M., Bergoug, H., Guinebretière, M., Eterradossi, N., Roulston, N., Verhelst, R., Bahr, C., Berckmans, D.

“…Thermodynamic study of incubated eggs is an important component in the optimisation of incubation processes. However, research on the interaction of heat and…”
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Behavioural responses of broiler chickens during acute exposure to gaseous stimulation by McKeegan, Dorothy E.F., McIntyre, Jayne, Demmers, Theo G.M., Wathes, Christopher M., Jones, R. Bryan

“…Controlled atmosphere (gas) stunning has potential to improve poultry welfare at slaughter but raises concerns about exposure of birds to aversive gaseous…”
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Development and application of a novel environmental preference chamber for assessing responses of laboratory mice to atmospheric ammonia by Green, A.R, Wathes, C.M, Demmers, T.G.M, Clark, J.M, Xin, H

“…A novel environmental preference chamber (EPC) was developed and used to assess responses of laboratory mice to atmospheric ammonia. The EPC features 1) a test…”
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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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