Ammonia emissions, Dairy cattle, Environmental chamber, Tie-stall barns. [gap=467]关键字。氨氮排放量,奶牛,环境箱,铁摊位谷仓。
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... daily (diurnal) range of temperature日温差 dairy cattle乳牛;乳用牛 dairy farming乳牛畜牧业 ...
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Dairy Cattle Farmer 奶牛农民 ; 奶牛农场主
quirement of dairy cattle 乳牛养分需要量
China Dairy Cattle 中国奶牛 ; 对青海省奶牛胚胎移植的思考与建议 ; 上海光明召开荷斯坦奶牛育种会议 ; 美国对牛奶品质的监控
nutrients requirement of dairy cattle 乳牛养分需要量
Black and White Dairy Cattle 因此又称之为黑白花牛 ; 因被毛为黑白相间的斑块
In the article, the author will discuss the reason,diagnosis and cure of displacement of the abomasums in dairy cattle.
笔者就奶牛皱胃变位的病因、诊断及治疗进行了探讨。
参考来源 - 奶牛皱胃变位的诊治—《农技服务》—2008年第3期—龙源期刊网Dairy cattle raising is the core of modem state agriculture.
奶牛饲养是现代国家农业的核心行业。
参考来源 - 国外奶牛业的发展及其对中国的启示·2,447,543篇论文数据,部分数据来源于NoteExpress
他们饲养奶牛。
Dairy cattle similarly produce vast quantities of GHG emissions.
奶牛也同样产生大量的温室气体。
The state's refineries already churn out more than five times as much of the stuff as its small stock of dairy cattle can eat.
该州的精炼厂已经生产出的饲料数量是其小型奶牛可食用量的五倍以上。
And in particular, dairy maids, whose responsibility was to milk cows, and so they had a very intimate relationship with cattle, often didn't get disease.
特别是挤奶女工,她们的工作就是挤奶,她们与奶牛有紧密的关系,通常不会得天花
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