One acre of farmland used for crop production can produce 50 000 pounds of tomatoes.

而一公顷用于种植庄稼的农田能产出50000磅西红柿。

One-third of all the world's food crop production like almonds and avocados depend on pollinators.

世界上三分之一的粮食作物（如杏仁和鳄梨）生产依赖于授粉昆虫。

Along with fertilizers, land clearing and crop production account for a quarter of our greenhouse gas emissions.

包括肥料在内，土地开荒和农作物导致了 1/4 的温室气体排放。

Extremely wet spring weather in the northern U.S. plains will also likely reduce crop production this year.

美国北部平原今年春季极其潮湿的天气也可能会使农作物的产量减少。

The U.N. has warned that the Middle East's crop production could drop 30 percent by 2025.

联合国警告说，到2025年，中东的粮食产量可能会下降30%。

Crop production has dropped to its lowest level in five years and food shortages are probably made worse by sanctions.

朝鲜的粮食产量已降至5年来的最低水平，而制裁可能进一步加剧粮食短缺。

Zimmer and Nachtwey will also need to look at crop production levels and how the solar covers affect fruit color.

吉玛和纳赫特维还需要研究作物产量水平以及太阳能板遮挡对水果颜色的影响。

Fast population growth also means more people competing for water resources and food, as climate change increasingly affects crop production.

随着气候变化对农作物产量的影响越来越大，人口的快速增长也意味着会有更多的人在争夺水资源和食物。

By the way, crop production goes up with this.

顺便说一句， 农作物产量随之增加。

Even if the event increases crop production in the Americas, effects in Asia might be felt in the world food markets.

即使美洲作物产量增加，亚洲的也可能会影响到世界粮食市场。

Moreover, we are now in an era where the demand of crop production is increasing significantly.

此外，我们现在正处于一个对农作物生产的需求显着增加的时代。

In Zambia, numerous organizations are investing in locally specific methods to improve crop production, reduce forest loss, and improve livelihoods for local farmers.

在赞比亚，许多组织投资于当地特定的方法来提高作物产量，减少森林损失，并改善当地农民的生计。

Changes to habitats for grazing, mining and crop production, including the use of harmful fertilisers, have had a huge impact on land and sea.

为了放牧、采矿和农作物生产而改造动物的栖息地，包括使用有害的化肥，对陆地和海洋造成了巨大影响。

The seeds could be important in feeding a growing human population at a time when rising temperatures are affecting crop production in some areas.

在气温不断升高，某些地区作物生产受到影响的情况下，这些种子可能显得至关重要，因为它们可能会养活不断增多的人口。

A well-maintained plantation can be useful for at least 50 years, said Jacob Ogola, a crop production expert working with the large Kitara Farm.

在基塔拉大型农场工作的作物生产专家雅各布·奥戈拉（Jacob Ogola）说，一个维护良好的种植园至少可以使用50年。

Agriculture takes place in nature, among ecosystems of interacting organisms and activity, and crop production takes place within that ecosystem environment.

农业发生在自然界中， 在相互作用的生物和活动的生态系统中，作物生产发生在该生态系统环境中。

Depending on crop production and topography, the field mode allows for working at speeds between 0 and 20 kilometers per hour.

根据作物产量和地形，田间模式允许以每小时 0 至 20 公里的速度作业。

And if we did the same thing for crop production, it would take up an area about the size of South America.

如果我们对农作物生产做同样的事情，它会占用大约南美洲那么大的面积。

She says weather affects every part of a farm, including the soil, animals that eat the crops and crop production. She says all these affect profit.

她说天气影响农场的各个方面，包括土壤、吃作物的动物和作物产量。她说所有这些都会影响收益。

For example, with mobile phones now widely available, USAID uses them to provide access to microfinance, track and treat diseases, help with election monitoring, and even boost crop production.

例如，随着移动电话的普及，美国国际开发署用其来提供小额信贷，追踪和治疗疾病，帮助监测选举，甚至提高农作物产量。