Odor emissions from swine finishing operations are an air quality issue that affects residents at the local level. A study was conducted at a commercial swine deep-pit finishing operation in central Iowa to monitor odorous compounds emitted and transported offsite. Gaseous compounds were sampled...
Author(s)
Trabue, S.; Scoggin, K.; Tyndall, J.; Sauer, T.; Hernandez-Ramirez, G.; Pfeiffer, R.; Hatfield, J.
Publisher
Elsevier, Amsterdam, Netherlands
Citation
Journal of Environmental Management, 2019, 233, pp 12-23
The Maasai pastoralists in sub-Saharan Africa depend on their livestock for income and food. Livestock production can be significantly improved by addressing animal health concerns. We explored the use of photovoice, a participatory action research method, to strengthen our understanding of the...
Author(s)
Meer, F. van der; Clancy, E.; Thomas, A.; Kutz, S.; Hatfield, J.; Orsel, K.
Publisher
Frontiers Media S.A., Lausanne, Switzerland
Citation
Frontiers in Veterinary Science, 2015, 2, October, pp 46
This chapter provides an overview on the evolution of the One Health Programme in Canada, highlighting the growth of the Faculty of Veterinary Medicine at the University of Calgary in Alberta, Canada. Reflections on specific aspects of both the enabling academic environment and barriers to...
Author(s)
Buntain, B.; Allen-Scott, L.; North, M.; Rock, M.; Hatfield, J.
ISBN
2015 CABI (H ISBN 9781780643410)
Records at the Endulen Hospital in the Ngorongoro Conservation Area (NCA), Tanzania, reveal that soil-transmitted helminth infections and protozoa are consistently in the top ten diagnoses for Maasai pastoralists, indicating a significant public health concern. Nevertheless, Maasai pastoralist...
Author(s)
Henderson, R. I.; Hatfield, J.; Kutz, S.; Olemshumba, S.; Meer, F. van der; Manyama, M.; Bastien, S.
Publisher
Cambridge University Press, Cambridge, UK
Citation
Journal of Biosocial Science, 2016, 48, 6, pp 746-766
Odors from cattle feedlots can negatively affect air quality in local communities. Our objectives were the following: (1) identify key odor-causing compounds using odor activity values (OAVs) and gas chromatography-olfactometry (GC-O) techniques; (2) compare odor threshold values from published...
Author(s)
Trabue, S.; Scoggin, K.; McConnell, L.; Maghirang, R.; Razote, E.; Hatfield, J.
Publisher
Elsevier Inc., Philadelphia, USA
Citation
Atmospheric Environment, 2011, 45, 25, pp 4243-4251
Volatile organic compounds (VOCs) emitted from poultry production are leading source of air quality problems. However, little is known about the speciation and levels of VOCs from poultry production. The objective of this study was the speciation of VOCs from a poultry facility using evacuated...
Author(s)
Trabue, S.; Scoggin, K.; Li, H.; Burns, R.; Xin, H. W.; Hatfield, J.
Publisher
Elsevier Inc., Philadelphia, USA
Citation
Atmospheric Environment, 2010, 44, 29, pp 3538-3546
Aspects of the behaviour of adults of the stored products pest Cryptolestes ferrugineus that could have implications for bioassays and control of the cucujid in grain stores were investigated in the laboratory. A laboratory strain that had been reared for many years and was susceptible to many...
Author(s)
Cox, P. D.; Atkinson, J. E.; Bannon, K. L.; Hatfield, J.
Citation
Journal of Stored Products Research, 1993, 29, 4, pp 283-289
When broiler chickens 4 to 10 weeks old were given intraperitoneally 2-deoxyglucose (2-DG) 250 or 750 mg/kg bodyweight feed intake was reduced significantly. After 2-DG 330 mg/kg was given to chickens about 16 weeks old it was detected in their blood for up to 120 h after the injection with peak...
Author(s)
Smith, C. J. V.; Hatfield, J.; Fowler, S.; Bright-Taylor, B.
Citation
Comparative Biochemistry and Physiology, A, 1975, 51, 4, pp 811-814