Articles by author - Macdonald KA

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Magnesium supplementation of lactating dairy cows in the summer and autumn

Authors: Jago J, Dow BW, MacDonald KA, Verkerk GA, Penno JW
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 61, pp 148-151, Jan 2001

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The effect of pasture silage quality on milk production and liveweight gain of dairy cows

Authors: Kidd JM, MacDonald KA, Penno JW, Nicholas PK, Harper AR
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 60, pp 253-255, Jan 2000

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Increasing milksolids production with supplementary feeds

Authors: Lancaster JAS, MacDonald KA, McGrath JM, Coulter M, Penno JW
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 59, pp 188-191, Jan 1999

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Balancing pasture and maize silage diets for dairy cows using urea, soybean meal or fishmeal

Authors: Kolver ES, MacDonald KA, Penno JW, Carter WA, Lancaster JA
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 58, pp 102, Jan 1998

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Adapting the MOLLY cow model to fit production data from New Zealand animals

Authors: MacDonald KA, Palliser CC, Wastney ME, Penno JW, Bright KP
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 61, pp 234-236, Jan 2001

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Effects of varying feeding time on diurnal calving patterns in dairy cows

Authors: Pearce MG, MacDonald KA, Kilgour R, Copeman PJA, MacMillan KL
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 45, pp 35, Jan 1985

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Evaluating the effectiveness of the UDDER simulation model as a decision support tool for farm management

Authors: Lancaster JAS, Beca D, Roche JR, Penno JW, Macdonald KA
Publication: Proceedings of the Australasian Dairy Science Symposium, Volume Proceedings of the 4th Australasian Dairy Science Symposium, pp 249-253, Aug 2010

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BRIEF COMMUNICATION: Variation in feed conversion efficiency in Holstein-Friesian heifer calves

Authors: Carnie KR, MacDonald KA, Waghorn GC, Davis SR, Obolonkin VV, Spelman RJ
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 70, pp 250-252, Jun 2010