随着人口密度的增长，农作物的种植已经扩展到了越来越干旱的地区。
The cultivation of crops has expanded into progressively drier regions as population densities have grown.
此外，最近的证据表明，蚂蚁的农作物种植可能比人们想象的更复杂，适应性更强。
Moreover, recent evidence suggests that the crop farming of ants may be more sophisticated and adaptable than was thought.
当猫叔奥斯卡因一次农作事故失去两只后爪后，人们担心他恐怕得靠那种轮式装备滑来滑去了。
When Oscar the cat lost both his hind paws in a farming accident, it was feared he'd have to trundle around in one of those wheeled-cat apparatuses.
目前正鼓励农民兼种新的农作物。
许多农作物的种植都是在农业革命期间发展起来的，当时人类社会正从游牧生活的狩猎和采集活动向园艺和农业过渡。
Many crops were developed during the agricultural revolution when human societies made the transition from nomadic hunter-gatherers to horticulture and agriculture.
早在使用机械和化肥之前，勤劳和富有创造性的中国农民就已经采用各种各样的方法来增加农作物产量。
Long before the use of machinery and fertilizers, industrious and creative farmers had already used different kinds of methods to increase crop yields.
在现代农业中，土壤的矿物损耗是一个主要的问题，因为收割农作物会中断养分的循环，使其无法重新回到土壤中。
In modern agriculture, mineral depletion of soils is a major concern, since harvesting crops interrupts the recycling of nutrients back to the soil.
一旦种植的想法传播开来，非洲人就开始培育他们自己的农作物，例如某些品种的水稻，他们对新进口的作物表现出持续的接受能力。
Once the idea of planting diffused, Africans began to develop their own crops, such as certain varieties of rice, and they demonstrated a continued receptiveness to new imports.
人类花了1万年的时间，才学会种植我们现在习以为常的大部分农作物。
It took humans 10,000 years to learn how to grow most of the crops we now take for granted.
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.
盐碱地含有高浓度的氯化钠和其他盐类，限制了植物的生长，研究继续集中于开发耐盐的农作物品种。
Saline soils, which have high concentrations of sodium chloride and other salts, limit plant growth, and research continues to focus on developing salt-tolerant varieties of agricultural crops.
这可能意味着回归到更小的田地，农作物种植成网格形，而不是成行；果树修剪成二维形状，以便于收割。
This could mean a return to smaller fields, with crops planted in grids rather than rows and fruit trees pruned into two-dimensional shapes to make harvesting easier.
农作物的收成与年降雨量有密切关系。
引导农民扩大粳稻、玉米、杂粮等农作物生产。
Guide farmers to expand rice and corn production as well as to increase grain variety.
这些看似简单的蓄水措施大大提高了农作物收成。
These seemingly simple watershed measures helped boost crop yields dramatically.
这能改变远至南半球的风暴轨迹、降雨模式和农作物生产。
This could alter storm tracks, rainfall patterns and food production far to the south.
很多小孩在农场掰玉米，摘黄瓜，收获任何成熟的农作物。
A lot of the kids would tassel corn, pick cucumbers or whatever crop was ripe for the picking.
61岁的农民方顺晓正朝他的农田走去，看看他的农作物。
61-year-old farmer Fang Shunxiao is heading to his fields to check the crops.
中国已经在非洲建立了11个研究站来提高主要农作物的产量。
China has set up 11 research stations in Africa to boost yields of staple crops.
他发现农民已经从传统的农作物转向更有利可图的出口型农产品。
Already, he sees farmers switching from their traditional crops to more profitable export crops.
人类饮用和农作物灌溉所需的淡水对于我们有着极其重要的作用。
For human needs, the amount of freshwater for drinking and agriculture is particularly important.
如果没有这些蜜蜂给农作物授粉，我们的食物供给将会受到威胁。
And without honey bees to pollinate crops, our food supply is in danger.
防风林可以防止风将土壤吹走，还可以防止风损害或摧毁农作物。
They stop the wind from blowing soil away. They also keep the wind from damaging or destroying crops.
强化农业科技支撑，发展壮大农作物种业，大规模开展高产创建。
We will get science and technology to better support agriculture, develop and expand the crop seed industry, and launch large-scale efforts to increase agricultural production.
也要在农作物生长季多逛逛农产品市场，看看当地应季食品有哪些。
Also be sure to check out the farmers market during the growing season to see what local produce is available.
由于受到恶劣天气影响，农作物一再歉收，农产品价格出现大幅上涨。
Agricultural commodities prices have surged following a series of crop failures caused by bad weather.
主要农作物的大多数基因组序列已经得到测定，其益处也已开始显现。
The genomes of most major crops have been sequenced and the benefits of that are starting to appear.
主要农作物的大多数基因组序列已经得到测定，其益处也已开始显现。
The genomes of most major crops have been sequenced and the benefits of that are starting to appear.
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