他在开阔的大牧场上放牧他的牛群。
把庄稼与牲畜的放牧区分开至关重要。
It was absolutely essential to separate crops from the areas that animals used as pasture.
这块地当地人用来放牧。
牛群放牧在牧场草地上。
这是藻类抵御放牧的第一次迹象。
This was the first suggestion of algal defenses against grazing.
这里有很好的草地供你们放牧牛马。
There is good grassland here for your cattle and horses to graze on.
这些机器人并非仅能用于放牧和监控牲畜。
The robots are not limited to herding and monitoring livestock.
例如，几种鸟类以被放牧牛驱赶的昆虫为食。
For instance, several kinds of birds feed on insects flushed out of the grass by grazing cattle.
大量兔子导致的过度放牧现在威胁着岛上的农业。
Overgrazing by the enormous population of rabbits now menaces the island's agriculture.
当农民放弃靠种田或放牧来维持生计，树木就生长起来了。
When farmers give up trying to earn a living from farming or herding, trees simply move in.
他们可以在那里听到下面放牧的牛群发出的祥和的铃铛声。
From there, they could hear the peaceful-sounding bells of the grazing cattle below.
草场的增加和随之而来的过度放牧导致了稀树草原的扩张。
Increase in pastureland and subsequent overgrazing have resulted in an expansion of savanna.
放牧能刺激土壤中的微生物活动，帮助水分的获取和碳的分离。
Grazing herds stimulate microbial activity in the soil, helping to capture water and separate carbon.
而在发达区域之外，通常就会有一个开放区域供放牧和集体活动。
And just outside the developed area, there would usually be an open area of some sort for grazing animals and also group activities.
没被灯塔（以及为数众多的岩石）占据的地方用来放牧牛群和羊群。
What is not taken up by the lighthouse (and lots of rocks) is used for grazing cattle and sheep.
在一个地区过度放牧的后果是植被覆盖的减少和对土壤的践踏和粉碎。
The consequences of an excessive number of livestock grazing in an area are the reduction of the vegetation cover and the trampling and pulverization of the soil.
导致沙漠化的主要因素有四个：过度种植、过度放牧、过度砍伐、过度灌溉。
Four specific activities have been identified as major contributors to the desertification processes: overcultivation, overgrazing, firewood gathering, and overirrigation.
作为一个强有力的竞争者，蕨类植物排挤了其他植被，从而降低了放牧地的价值。
A tough competitor, bracken reduces the value of grazing land by crowding out other vegetation.
这些做法包括放牧动物吃从牧场的天然种子铺上生长的草，并用奶牛自己的肥料施肥。
These practices include grazing animals on grasses grown from the pastureland's natural seed bunk, and fertilized by the cows' own fertilizer.
后来，大约在公元前7000年，在几代人的时间里，他们突然转向放牧家养的山羊和绵羊，转而种植单粒小麦、豆类和其他谷类牧草。
Then, about 7000 B.C., within the space of a few generations, they switched abruptly to herding domesticated goats and sheep and to growing einkorn, pulses, and other cereal grasses.
目前，威尔士正在对机器人进行为期两年的试验，他们将训练“农场机器人”来放牧、监测牲畜的健康状况，并确保有足够的草场来饲养他们。
Robots are currently under a two-year trial in Wales which will train "farmbots" to herd, monitor the health of livestock, and make sure there is enough pasture for them to graze on.
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.
支持这种再生放牧的人还指出，这种放牧方式对动物的健康、气候和人类健康都有好处：食草动物在放养后寿命会更长。
Champions of this type of regenerative grazing also point to its animal welfare, climate and health benefits: Grass-fed animals live longer out of confinement.
这是因为牧场放牧效率不高。
这一问题的关键在与如何看待放牧管理。
放牧牲口同样伤害草原。
因为牧场太少了，过度放牧的现象很严重。
Because there are fewer pastures, they are more heavily used.
在亚马逊河流域是定期清除牛放牧。
Land in the Amazon Basin is routinely cleared for cattle ranching.
在亚马逊河流域是定期清除牛放牧。
Land in the Amazon Basin is routinely cleared for cattle ranching.
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