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Cortisol levels in skimmed milk during the first 22 weeks of lactation and response to short-term me
[期刊论文] 作者：Katharina Gellrich,Tanja Sigl,,
来源：畜牧与生物技术杂志：英文版 年份：2015
Background:Cortisol is secreted into blood in reaction to acute stress,but also in phases of diminished feed intake and changed animal behavior.As cows do not a...
Cortisol levels in skimmed milk during the first 22 weeks of lactation and response to short-term me
[期刊论文] 作者：Katharina Gellrich,Tanja Sigl,,
来源：城市道桥与防洪 年份：2015
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥...
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