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2015
Using polymerase chain reaction to identify Streptococcus uberis in bovine milk: how does it compare with bacterial culture?, NM, Steele, JH Williamson, RA Laven, and JE Hillerton , Proceedings of the New Zealand Society of Animal Production, 07/2015, Volume 75, Dunedin, p.20-23, (2015)
2008
Effect of dry cow management on teat end bacterial contamination, S-A, Turner, JH Williamson, and SJ Lacy-Hulbert , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 68, Brisbane, Australia, p.92-95, (2008)
2007
Teat spraying before calving and Streptococcus uberis clinical mastitis in heifers : Brief Communication, MG, Lopez-Benavides, JH Williamson, and SJ Lacy-Hulbert , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 67, Wanaka, p.312-314, (2007)
2006
Mastitis in cows milked in an automated or conventional milking system in New Zealand, MG, Lopez-Benavides, JH Williamson, JE McGowan, SJ Lacy-Hulbert, JG Jago, KL Davis, and MW Woolford , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 66, Napier, p.252-257, (2006)
Prevalence of mastitis for cows of different genotypes milked for two consecutive seasons, SJ, Lacy-Hulbert, EL Summers, JH Williamson, PW Aspin, and ES Kolver , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 66, Napier, p.236-240, (2006)
Teat spraying prior to calving may reduce the risk of heifer mastitis caused by Streptococcus uberis, MG, Lopez-Benavides, JH Williamson, SJ Lacy-Hulbert, and RT Cursons , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 66, Napier, p.168-171, (2006)
2005
Associations between Streptococcus uberis populations on farm races and climatic changes during a twelve-month period, MG, Lopez-Benavides, JH Williamson, and RT Cursons , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 65, Christchurch, p.153-156, (2005)
2004
Influence of feeding level after drying off on incidence of mastitis and keratin plug formation in dairy cows, EL, Summers, SJ Lacy-Hulbert, JH Williamson, and BP Sugar , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 64, Hamilton, p.48-52, (2004)
Relationship between intramammary infection and teat characteristics, MG, Lopez-Benavides, JH Williamson, JB Walters, and JGH Hickford , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 64, Hamilton, p.147-149, (2004)
2003
Diet and genotype affect milk lactoferrin concentrations in late lactation, S-A, Turner, JH Williamson, NA Thomson, JR Roche, and ES Kolver , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 63, Queenstown, p.87-90, (2003)
2002
Incidence of mastitis among cows of different genogtypes in differing nutritional environments, SJ, Lacy-Hulbert, ES Kolver, JH Williamson, and AR Napper , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 62, Palmerston North, p.24-29, (2002)
1999
Sealing of the bovine teat canal after dry-off., SJ, Lacy-Hulbert, JH Williamson, AM Day, and MW Woolford , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 59, p.198-200, (1999)
1981
Physical effects within the teatcup related to intra-mammary infection, MW, Woolford, JH Williamson, and DSM Phillips , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 41, p.76-81, (1981)
1980
Milk production losses associated with clinical mastitis within identical-twin sets, MW, Woolford, and JH Williamson , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 40, p.175-179, (1980)