In particular, dairy maids, whose responsibility was to milk cows, and so they had a very intimate relationship with cattle, often didn't get smallpox.
特别是挤奶女工，她们的职责就是挤奶，因此她们与牛有着非常亲密的关系，通常不会得天花。
They learn first hand about the health and nutrition of dairy cattle, as well as the science of making butter, cheese, and other dairy products.
他们亲自了解有关奶牛的健康和营养知识，以及制作黄油，奶酪和其他乳制品的技术。
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。
Dairy cattle similarly produce vast quantities of GHG emissions.
奶牛也同样产生大量的温室气体。
Corn is a prime source of feed for dairy cattle and the rising costs could force farmers to reduce their herds, leading in turn to reduced supplies.
玉米是乳用牛饲料的主要来源，价格上涨将迫使农民减少饲养牲口数，进而导致供给减少。
他们饲养奶牛。
Its use is primarily in dairy cattle and peri-urban areas where complementary services including milk marketing are available.
它主要用于奶牛和城市周边地区，这些地区提供包括牛奶营销在内的配套服务。
Cattle are raised mostly for dairy.
养牛大多是为了提供奶制品。
But like their brethren in the pig, poultry and cattle industries, dairy farmers say they are beholden to a few big processors-dean Foods top among them.
奶农认为，像生猪、家禽和肉牛业的同行一样，他们仍受制于少数大加工商——迪恩食品就是其中的佼佼者。
The price we pay for cheap food may be already too high: Mad Cow Disease (BSE) in cattle, salmonella in chicken and eggs, and wisteria in dairy products.
为了廉价食物我们付出代价已经太高了：牛肉中的疯牛病，鸡肉和鸡蛋中的沙门氏菌，奶制品中的利斯特杆菌。
Corn is a prime source of feed for dairy cattle and the rising costs could force farmers to reduce their herds, leading in turn to reduced supplies and modest price increases.
玉米是乳品牲口饲料的主要来源。价格上涨将迫使酪农减少饲养牲口数，导致供给减少，价格略增。
Cloned dairy and beef cattle are designed for maximum meat and milk output, but that requires massive inputs of grain and soya.
克隆的奶制品和克隆牛肉是为了最大限度的提高肉类和牛奶的输出而设计的，但是它需要大量粮食和黄豆的投入。
From high in a lookout tower at a camp there, I could see only tame life-dairy herds of domestic buffalo and cattle-feeding across wetlands inside the park.
在营地的一处瞭望台上俯视，映入眼帘的都是驯养动物，家养的水牛和奶牛就在公园里的湿地上悠闲的吃着草。
Today, Russia imports much of its beef. Cattle are raised mostly for dairy.
今天，俄罗斯大部分牛肉依靠进口，国内主要饲养奶牛。
And, according to researchers at Iowa state University, 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.
并且，根据艾奥瓦州立大学的研究人员的说法，该州精炼厂生产的这类东西，是其存量不大的奶牛能够吃掉的五倍。
There was no domestic cattle for dairy products，and the newly-discovered potato was still considered by many Europeans to be poisonous.
没有驯养的奶牛，自然没有牛奶；而新发现的土豆被很多欧洲人认为是有毒的。
They learn firsthand about the health and nutrition of dairy cattle, as well as the science of making butter, cheese, and other dairy products.
他们亲自了解有关奶牛的健康和营养知识，以及制作黄油，奶酪和其他乳制品的方法。
Finally, quality alfalfa production and using and its significance in dairy cattle production were also introduced.
系统的介绍了优质苜蓿草的高效生产与科学利用以及在奶牛生产中的作用与意义。
ObjectiveAssociation between the polymorphism of AGPAT6 gene and the milk performance of dairy cattle was studied to search for applicable molecular markers in dairy breeding.
研究牛agpat 6基因的遗传多态及其对奶牛产奶性能的影响，以期找到可用的分子标记，为奶牛的分子育种提供依据。
Like dairy cattle, most modern beef cattle originally came from England.
和奶牛一样，大多数现代肉牛源自英国。
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。
In order to halt the expanding desert in Inner Mongolia, efforts need to made to plant more shrubs and to replace sheep and goats with dairy cattle to help increase the income of the nation.
为了停止内蒙古沙漠的扩张，必须多种灌木，并多养乳牛取代绵羊和山羊，以增加全国岁收。
Western competition caused the northeastern farmer to reduce grain cultivation, and only dairy cattle remained important in animal production.
西部的竞争迫使东北部农民削减粮食种植，而畜类中只有奶牛仍保持重要地位。
The factors affecting the hay production and the influences of chemical desiccant on the production of hay and the performance of dairy cattle were introduced.
本文介绍了影响干草制备的因素及化学干燥剂对干草制备和奶牛生产性能的影响。
We worked jointly with the cow tuberculosis colleague since 2004, has conducted tuberculosis quarantine, prevention and control work to dairy cattle to all 14 city of Guangxi.
在2004年以来的实验研究中，会同奶牛结核病同行，对全广西14市所有奶牛开展了结核病检疫和防控工作。
The model used was the sire model containing herd-year-season(HYS) effect(fixed), sire group effect(fixed)and sire effect(random), which is widely used in dairy cattle breeding.
方差组分估计所用的模型为奶牛育种中常用的公畜模型，它包括场年季固定效应、公牛组固定效应和公牛随机效应。
Dairy cattle industry was a preponderant and special industry in Gannan prefecture.
奶牛产业是甘南州的优势特色产业。
Dairy cattle industry was a preponderant and special industry in Gannan prefecture.
奶牛产业是甘南州的优势特色产业。
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