An assessment of four components of sow lifetime nonproductive days and lifetime performance on high-, intermediate- and low-performance commercial breeding farms

An assessment of four components of sow lifetime nonproductive days and lifetime performance on high-, intermediate- and low-performance commercial breeding farms
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对高、中、低绩效商业养殖场的母猪一生非生产天数和一生表现的四个组成部分进行评估

DOI:
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发表时间:
2012
期刊:
Journal of Veterinary Epidemiology
影响因子:
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通讯作者:
Y.
Y.
中科院分区:
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文献类型:
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作者:
Sasaki;Y.;Takemura;Y.;and Koketsu;Y.

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