Articles by author - Johnson DL

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Selecting on pubertal traits to increase beef cow reproduction
Authors: Johnson DL, Bennett GL, Morris CA
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 53, pp 427, Jan 1993
Publisher: New Zealand Society of Animal Production
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Article class: Scientific Article
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Genetic parameters and performance of flocks selected for advanced lambing date
Authors: Johnson DL, Reid TC, Smith JF
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 52, pp 129, Jan 1992
Publisher: New Zealand Society of Animal Production
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Article class: Scientific Article
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Liveweight variation in Sheepplan flocks
Authors: Johnson DL, Clarke JN, Robinson CA
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 40, pp 254, Jan 1980
Publisher: New Zealand Society of Animal Production
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Article class: Scientific Article
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Effect of increased somatic cell count on lactation yields of milk, fat and protein
Authors: Montgomerie WA, Winkelman AM, Johnson DL
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 67, pp 293-296, Jan 2007
Publisher: New Zealand Society of Animal Production
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Factors affecting the sex ratio in dairy cattle in New Zealand
Authors: Johnson DL, Burton LJ, Xu ZZ
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 60, pp 301-302, Jan 2000
Publisher: New Zealand Society of Animal Production
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Article class: Conference Proceedings
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Inheritance of loose wool bulk in Romney and Perendale sheep
Authors: Johnson DL, Clarke JN, Bigham ML, Sumner RMW
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 45, pp 213, Jan 1985
Publisher: New Zealand Society of Animal Production
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Article class: Scientific Article
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Synchronisation and artificial insemination of ewes - techniques which have possible commercial application
Authors: Johnson DL, Tervit HR, Harvey TG, Welch RAS
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 44, pp 7, Jan 1984
Publisher: New Zealand Society of Animal Production
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Article class: Scientific Article
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Relationships of carcass conformation of cattle and sheep with carcass composition
Authors: Johnson DL, Woods EG, Moore RW, Bass JJ
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 42, pp 125, Jan 1982
Publisher: New Zealand Society of Animal Production
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Article class: Scientific Article
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Genetic parameters for fertility traits in seasonal dairy cattle
Authors: Johnson DL, Burton LJ, Grosshans T, Xu ZZ
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 56, pp 38, Jan 1996
Publisher: New Zealand Society of Animal Production
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Article class: Conference Proceedings
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The date of onset of puberty in ewe lambs as an indicator of the ability to breed out-of-season
Authors: Johnson DL, Parr J, Duganzich DM, Smith JF
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 53, pp 299, Jan 1993
Publisher: New Zealand Society of Animal Production
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Article class: Scientific Article