Often the cheapest way to provide irrigation water in the dry tropics is through small-scale projects, such as gathering rainfall in depressions and pumping it to nearby cropland.

在干旱的热带地区，提供灌溉水的最低成本的方法通常是建造小规模的工程。例如，在洼地收集雨水，然后将其抽调至附近的农田。

Pakistan derives about a fifth of its output from agriculture, and much of its most productive cropland is submerged or turned to the bog.

巴基斯坦五分之一的产出来自于农业，但其高产量农田中已有许多被淹没或变成了沼泽。

This is only a part of his cropland.

这仅仅是他的农田的一部分。

The area of cropland has a declining trend.

农田面积有减少趋势。

Most of the villagers survive off tiny plots of cropland.

大多数村民靠小块农地产出聊以为生。

In Hubei province close to 2 million acres of cropland are dry.

在湖北省有将近两百万的干旱耕地。

In the decrement of cropland, 12%of it transfered into forestland.

农田的减少量中，有12%转化为有林地。

Soil water content forecast is base work for cropland irrigation timely.

土壤水分预报是农田适时适量灌水的基础。

Ammonia gas released by fertilized cropland is a cause of air pollution, the.

施肥后的农田释放的氨气是空气污染的一个因素。

In Mali, the practice of growing trees amid rows of cropland seemed to be everywhere.

在马里成片的农田中，植树的实践方法已经随处可见。

The authors warned there just was not enough cropland available to shift to corn and soybeans.

作者警告说，全世界并没有足够多的耕地都改种玉米和大豆。

House sites and privately farmed plots of cropland and hilly land are also owned by collectives.

宅基地和自留地、自留山，也属于集体所有。

So as a first approximation, a vegan world would need only two-thirds of the cropland used today.

也就是说，一个纯素食主义的地球只需要现在耕地的2/3就够了。

The spokesman says the algae may have been caused by fertilizers and pesticides from nearby cropland.

这名发言人说，蓝藻可能是附近农田中的化肥和杀虫药物造成的。

Fly ash uranium sometimes leaches into the soil and water surrounding a coal plant, affecting cropland and, in turn, food.

浮尘中含有的铀有时会溶入煤电厂周围的土壤和水体中，影响农田，进而影响食物。

The Conservation Technology Information Center says forty percent of American cropland used this method at last report.

保护技术信息中心声称到此报道发表为止百分之四十的美国耕地采用这个方法。

They suggest that if the subsidies were to end, new forest could be converted back into cropland and natural forest logged again.

他们认为，如果那些津贴不到位，新的森林就会又变为农田，砍伐天然林又会出现。

What is the value of an intact rainforest? From a people perspective, maybe it's more useful turned into lumber and cropland.

一个原始的热带雨林有什么价值？从人的角度来看，可能把它开发成木材和耕田会更有用。

Japan's transportation infrastructure has also suffered, and cropland and aquaculture installations have been degraded or wiped out.

日本的交通基础设施也已受损，农田和水产养殖设施遭到破坏或者被彻底摧毁。

But in others, the owners felt genuinely aggrieved, sorry to lose fertile cropland that yielded as many as three harvests a year.

而对另一些人来说，他们感受到了切身利益的损失，他们不情愿的放弃了那些一年可以获得三次大丰收的肥沃土地。

Trees planted by rural inhabitants around their houses and on private plots of cropland and hilly land shall be owned by themselves.

农村居民在房前屋后、自留地、自留山种植的林木，归个人所有。