换一批Factors influencing the chance of cows being pregnant 30 days after the herd voluntary waiting period.
第一作者：
E,Löf
第一单位：
Department of Clinical Sciences, Division of Ruminant Medicine and Veterinary Epidemiology, Swedish University of Agricultural Sciences, PO Box 7054, SE-750 07 Uppsala, Sweden; Swedish Dairy Association, PO Box 210, SE-101 24 Stockholm, Sweden. Electronic address: Emma.Lof@svenskmjolk.se.
作者：
医学主题词
动物(Animals);繁殖(Breeding);牛(Cattle);乳制品业(Dairying);膳食脂肪类(Dietary Fats);难产(Dystocia);动情期(Estrus);女(雌)性(Female);授精, 人工(Insemination, Artificial);乳(Milk);乳蛋白质类(Milk Proteins);产次(Parity);妊娠(Pregnancy);生殖(Reproduction);季节(Seasons);时间因素(Time Factors)
DOI
10.3168/jds.2012-5874
PMID
24485688
发布时间
2018-12-02
- 浏览53
Journal of dairy science
2071-80页
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