Articles by author - Knowles SO

Article P
The vitamin B12 and Se status of lambs during their transition from milk-fed monogastric to grazing herbivore
Authors: Grace ND, Knowles SO
Publication: New Zealand Veterinary Journal, Volume 65, Issue 3, pp 113-118, May 2017
Publisher: Taylor and Francis
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Animal type: Sheep - lamb
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Article class: Scientific Article
Article P
Lack of production response in grazing dairy cows supplemented with long-acting injectable vitamin B12
Authors: Grace ND, Knowles SO
Publication: New Zealand Veterinary Journal, Volume 60, Issue 2, pp 95-99, Mar 2012
Publisher: Taylor and Francis
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Animal type: Cattle, Livestock, Production animal, Ruminant
Subject terms: Animal production/wastage, Animal remedies/veterinary medicines, Cobalt/vitamin B12, Milk, Trace elements, Treatment/therapy
Article class: Scientific Article
Article P
A practical approach to managing the risks of iodine deficiency in flocks using thyroid - weight : birthweight ratios of lambs
Authors: Grace ND, Knowles SO
Publication: New Zealand Veterinary Journal, Volume 55, Issue 6, pp 314-318, Dec 2007
Publisher: Taylor and Francis
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Animal type: Livestock, Production animal, Ruminant, Sheep
Subject terms: Biosecurity, Bodyweight/liveweight/condition score, Diagnostic procedures, Disease control/eradication, Endocrine/autocrine/paracrine, Epidemiology, Reproduction, Thyroid, Disease/defect, Growth/development, Trace elements, Metabolic disease, Neonatal, Animal production/wastage
Article class: Scientific Article
Article P
A reference curve using blood selenium concentration to diagnose selenium deficiency and predict growth responses in lambs
Authors: Grace ND, Knowles SO
Publication: New Zealand Veterinary Journal, Volume 50, Issue 4, pp 163-165, Aug 2002
Publisher: Taylor and Francis
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Animal type: Livestock, Production animal, Ruminant, Sheep
Subject terms: Biosecurity, Clinical pathology, Diagnostic procedures, Diet/rations/food, Disease control/eradication, Epidemiology, Growth/development, Nutrition/metabolism, Selenium, Trace elements
Article class: Short Communication
Article P
High and variable copper status identified among dairy herds in the Waikato region by concentrations of Cu in liver sourced from biopsies and cull cows
Authors: Grace ND, Knowles SO, Hittmann AR
Publication: New Zealand Veterinary Journal, Volume 58, Issue 3, pp 130-136, Jun 2010
Publisher: Taylor and Francis
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Animal type: Cattle
Subject terms: Biochemistry/chemistry, Breed/breeding, Clinical pathology, Copper, Diagnostic procedures, Liver/hepatic disease, Toxicology, Trace elements, Treatment/therapy
Article class: Scientific Article
Article P
Loss of reserves of Cu in liver when Cu supplements are withdrawn from dairy herds in the Waikato region
Authors: Grace ND, Knowles SO, Hittmann AR
Publication: New Zealand Veterinary Journal, Volume 60, Issue 2, pp 150-153, Mar 2012
Publisher: Taylor and Francis
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Animal type: Cattle, Livestock, Production animal, Ruminant
Subject terms: Copper, Diet/rations/food, Farm/farm management, Nutritional disease/disorder, Nutrition/metabolism, Pasture/crop, Toxicology, Trace elements, Treatment/therapy
Article class: Short Communication
Article P
Vitamin B12 status and the effects of vitamin B12 supplementation during the first year of life of spring calves from pasture-fed dairy herds
Authors: Grace ND, Knowles SO, Abbott JKR
Publication: New Zealand Veterinary Journal, Volume 62, Issue 5, pp 274-278, Sep 2014
Publisher: Taylor and Francis
Article P
Relationships between blood Se concentrations and milk somatic cell counts in dairy cows
Authors: Grace ND, Knowles SO, Lee J
Publication: New Zealand Veterinary Journal, Volume 45, Issue 4, pp 171-172, Aug 1997
Publisher: Taylor and Francis
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Animal type: Cattle, Livestock, Production animal, Ruminant
Subject terms: Bacterial, Diet/rations/food, Mammary gland/udder, Mastitis, Infectious disease, Milk, Nutrition/metabolism, Selenium, Trace elements
Article class: Correspondence
Article P
Dose response effects of long-acting injectable vitamin B12 plus selenium (Se) on the vitamin B12 and Se status of ewes and their lambs
Authors: Grace ND, Knowles SO, West DM
Publication: New Zealand Veterinary Journal, Volume 54, Issue 2, pp 67-72, Apr 2006
Publisher: Taylor and Francis
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Animal type: Livestock, Production animal, Ruminant, Sheep
Subject terms: Animal remedies/veterinary medicines, Bodyweight/liveweight/condition score, Cobalt/vitamin B12, Trace elements, Nutrition/metabolism, Disease/defect, Nutritional disease/disorder, Diet/rations/food, Growth/development, Liver/hepatic disease, Milk, Selenium, Treatment/therapy, Vitamins
Article class: Scientific Article
Article P O
Effect of premating iodine supplementation of ewes fed pasture or a brassica crop prelambing on the incidence of goitre in newborn lambs
Authors: Grace ND, Knowles SO, Sinclair BR
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 61, pp 164-167, Jan 2001
Publisher: New Zealand Society of Animal Production
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Animal type:
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Article class: Conference Proceedings