Most of these grains are used as animal feed, in raising hogs and beef cattle on feeder lots for the great Chicago slaughterhouses.
这些粮食的大部分用做饲料以供饲养场饲养猪和菜牛，以供应芝加哥的大型屠宰场。
For instance, several kinds of birds feed on insects flushed out of the grass by grazing cattle.
例如，几种鸟类以被放牧牛驱赶的昆虫为食。
Wearing green coveralls and a tan hat, Morse stands outside his barn watching his 17-year-old son Noah drive a feed wagon down a row of cattle while the animals feast on corn and hay.
穿着绿色连体工作服，戴着棕褐色宽边帽的Morse站在自己家的谷仓门口，看着17岁的儿子Noah开着一辆饲料添料车为一排正在吃玉米和干草的牛群添加饲料。
In theory, they could feed on cattle, goats, sheep, or donkeys rather than people, says Vernick, in which case they wouldn't be important for human malaria transmission.
Vernick说，理论上讲，它们会叮牛、山羊、绵羊或者驴子，而不是人类。要是那样的话它们就对人类疟疾的传播影响很小。
Even cattle, which feed on alfalfa, depend on bees.
就连以紫花苜蓿为食的牛也要依靠蜜蜂。
Farm animals can also pollute water supplies. Animals like cattle, pigs, sheep and goats are often left to feed on grass in open fields bordered by streams or rivers.
农田动物也会污染水源。牛，猪，绵羊和山羊等动物通常在小溪或河边的广阔的草地上放牧。
In flat open country there is plenty of grass for the cattle to feed on.
在开阔平坦的地区有大量的青草供牛群食用。
When are you planning to produce? (eg. How many turns through the feed lot in one year? How long will cattle be on feed?
你计划什么时候生产?（例如：育肥场一年育肥几批?牛喂多长时间的饲料?。
牛以草为食。
Zn. Mn to feed diary cattle on the high fluorine area. In order to study the influences the contents of serum fluorine and HYP.
试验利用富含硒、铜、锌、锰等元素牧草饲喂处于高氟地区的奶牛，研究这种牧草对奶牛血中氟及羟脯氨酸含量的影响。
Cattle like to feed on grass and grain.
牲口喜欢以牧草与谷物为食。
Bacillus subtilis natto has been authorized to be the microbiological feed additive. The research on the effects of bacillus subtilis natto as feed additive for dairy cattle is rare.
纳豆芽孢杆菌已被我国饲料主管部门批准为微生物饲料添加剂，但是将其做为奶牛饲用微生物的使用效果还缺乏研究。
牛主要是吃草。
As regards cattle feed, the picture is as usual very contrasted across Europe, depending on weather conditions for forages production.
与往常一样，牛类饲料在各国差异较大，具体取决于各地饲草生产的气候条件。
They'll feed on cattle, dogs, goats, pigs, people-wherever they can find a warm meal.
它们以牛、狗、山羊、猪以及人类的血为食，它们在任何地方都能找到温暖的一餐。
牛以草为主食。
Cattle, sheep, etc. feed on grasses.
牛、羊等食草为生。
Cattle, sheep, etc. feed on grasses.
牛、羊等食草为生。
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