他们以畜牧业为生。
该报告还指出，集约化的畜牧业经营会带来严重的生态风险。
The report also says that intensive livestock operations can pose serious ecological risks.
玉米被广泛用作牲畜饲料，由于畜牧业的利润率很低，许多农民预计将退出这一行业。
Corn is extensively used as feed for livestock, and because profit margins are tight in the livestock business, many farmers are expected to leave the business.
高昂的价格鼓励农民提高畜牧业技术；例如，为了提高奶牛的产奶量，他们开始在室内喂养动物。
The high prices encouraged the peasants to improve their animal husbandry techniques; for example, they began feeding their animals indoors in order to raise the milk yield of their cows.
联合国的一份报告说，要实现这一目标，就必须大力增加密集高效的畜牧业生产，以生产肉类和奶制品。
A United Nations report says reaching that goal will require major increases in intensive, high-efficiency livestock operations for both meat and dairy production.
作为一名畜牧业设备设计师，这对她来说很重要。
This was important to her as an equipment designer for the livestock industry.
澳大利亚一名教授正在开发一种机器人，用于监测放牧牛的健康状况，这一开发可能会给畜牧业带来重大变化。几十年来，畜牧业主要依靠低技术手段，但目前正面临劳动力短缺的问题。
An Australian professor is developing a robot to monitor the health of grazing cattle, a development that could bring big changes to a profession that's relied largely on a low-tech approach for decades but is facing a labor shortage.
因此，畜牧业是一种比农业更广泛的生活方式。
英国畜牧业占大头是有充分理由的：其大部分地区的土壤或气候不适宜农作物商业化种植。
There is a good reason why the UK is dominated by animal husbandry: most of its terrain doesn't have the right soil or climate to grow crops on a commercial basis.
畜牧业的出现和传播对欧亚大陆内部的历史产生了深远的影响，同时，也间接地影响了欧亚大陆以外的亚洲和欧洲部分地区。
The emergence and spread of pastoralism had a profound impact on the history of Inner Eurasia, and also, indirectly, on the parts of Asia and Europe just outside this area.
索马里人有一半依靠畜牧业生存。
在过去几十年里，畜牧业变化巨大。
There have been many changes in the livestock industry in the preceding decades.
大力发展畜牧业、渔业、林业。
We will energetically develop the animal husbandry, fishery, and forestry sectors.
畜牧业在这一方面也有许多优势。
在农业中占很大部分的是种植业和畜牧业。
Agriculture consists largely of subsistence farming and animal husbandry.
畜牧业可以多种方式对风险管理作出贡献。
80年代以来，畜牧业生产已远远超过谷物。
Since the 1980s livestock production has far outstripped that of cereals.
仅仅是替换了畜牧业和其牧场就会有这么大的不同。
Just how big a difference depends on what replaces the livestock and the land it grazes.
本法所称农业，是指种植业、林业、畜牧业和渔业。
"Agriculture" as mentioned in this Law means crop-plantation, forestry, animal husbandry and fishery.
该研究还补充道，畜牧业是导致氮污染的最大元凶之一。
Livestock farming is one of the biggest causes of nitrogen pollution, it adds.
提高畜牧业很重要，是因为肉类在世界饮食份额上的增加。
Improving livestock farming is important because of meat's growing share in the world's diet.
采取用水全额定价和征税来阻止大型畜牧业集中在城市附近。
Introducing full-cost pricing for water together with taxes to discourage large-scale livestock concentration close to cities.
另外一种做法就是把畜牧业作为生态系统的一部分。
There is another alternative, though: treat livestock as part of the ecosystem.
某种程度上是因为喂养畜牧业消耗掉了本来应该供人食用的粮食。
In part, that is because most livestock eat grain that could be used to feed people.
他们发现鸭子能够孵出更多的小鸭子，这标志着原始畜牧业的开始。
They found duck could hatch a brood of little ducks, which denoted (signified) the original husbandry.
因此开始建造道路网，并鼓励伐木工人和畜牧业公司搬迁进去。
So they set about building a network of roads and encouraging loggers and cattle companies to move in.
该研究团队检测了若干种方案以确定如何减少未来环境负担中的畜牧业份额。
The team tested a few scenarios to determine how to reduce livestock's proportion of the future environmental burden.
该研究团队检测了若干种方案以确定如何减少未来环境负担中的畜牧业份额。
The team tested a few scenarios to determine how to reduce livestock's proportion of the future environmental burden.
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