Articles by author - Castle R

Article

Increasing conception rate by addition of a second prostaglandin in an Ovsynch and progesterone non-cycler treatment programme

Authors: McDougall S, Castle R
Publication: Proceedings of the Dairy Cattle Veterinarians Branch of the NZVA, Volume 2019 Proceedings, pp 85-88, Jun 2019

Article P

Cow-level risk factors for clinical mastitis in the dry period in cows treated with an internal teat sealant alone at the end of lactation

Authors: McDougall S, Castle R
Publication: New Zealand Veterinary Journal, Volume 69, Issue 6, pp 327-336, Nov 2021

Article

Calving and uterine prolapse events recorded by New Zealand dairy veterinarians in the calving seasons of 2014 and 2015

Authors: McDougall S, Gohary K, Castle R
Publication: Proceedings of the Dairy Cattle Veterinarians Branch of the NZVA, Volume 2016 Proceedings, Jan 2016

Article

Regional variation, effect of blanket versus selective dry cow therapy, and MIC of Staphylococcus aureus and Streptococcus uberis

Authors: McDougall S, Karkaba A, Hennig W, Castle R
Publication: Proceedings of the Dairy Cattle Veterinarians Branch of the NZVA, Volume 2022 Proceedings, pp 63-66, Jun 2022

Article

MICs for cefuroxime, lincomycin, neomycin, and oxytetracycline for Staphylococcus aureus and Streptococcus uberis from bulk tank milk

Authors: McDougall S, Karkaba A, Castle R, MacPherson Y
Publication: Proceedings of the Dairy Cattle Veterinarians Branch of the NZVA, Volume 2019 Proceedings, pp 57-60, Jun 2019

Article

Associations between antimicrobial sales and MIC of Staphylococcus aureus and Streptococcus uberis

Authors: McDougall S, Karkaba A, Hennig W, Castle R
Publication: Proceedings of the Epidemiology, Food Safety, Animal Welfare and Biosecurity, and Industry Branches of the NZVA, Volume 2022 Proceedings, pp 11-14, Jun 2022

Article

The Dairy Antibiogram; a novel way to monitor antimicrobial sensitivities of mastitis pathogens in dairy herds

Authors: McDougall S, Karkaba A, Castle R, Macpherson Y, Graham L
Publication: Proceedings of the Dairy Cattle Veterinarians Branch of the NZVA, Volume 2018 Proceedings, Issue 340, pp 29-38, Jun 2018

Article P

Increasing conception rate by addition of a second prostaglandin injection in an Ovsynch and progesterone treatment programme for dairy cows not detected in oestrus before the start of the seasonal mating period

Authors: McDougall S, Karkaba A, Castle R, Macpherson Y, Blythe E
Publication: New Zealand Veterinary Journal, Volume 69, Issue 4, pp 211-223, Jul 2021

Article

A survey of veterinarian's experience with internal teats sealant administered without concurrent antibiotic dry cow therapy to lactating dairy cows at the end of lactation

Authors: King C, McDougall S, Cranefield S, Wells M, Chambers G, Castle R
Publication: Proceedings of the Dairy Cattle Veterinarians Branch of the NZVA, Volume 2019 Proceedings, pp 63-66, Jun 2019

Article

What is the source of Staphylococcus aureus found in dry period mastitis cases?

Authors: McDougall S, Macpherson Y, Karkaba A, Greening SS, Kenyon A, DeFrees KE, Castle R, Holmes M
Publication: HoofPrint, Volume 40, Issue 4, pp 6-13, Dec 2022