更好的灌溉可以显著提高作物产量；目前，全球约40%的粮食供应都来自于灌溉地。
Better irrigation can dramatically improve crop yield and about 40% of the world's food supply is currently derived from irrigated land.
他们的首要嫌疑人为灌溉地超过4亿年前。
They are the prime suspect for irrigating Earth over 4 billion years ago.
经济效益最好的植棉业已从传统的东南棉区转移到西南部的大片灌溉地。
The most remunerative growing has shifted from the traditional southeastern producing region to the irrigated lands of the Southwest.
鲍威尔湖的水没有被用来灌溉这一地区。
None of the water from Lake Powell is used to irrigate the area.
滴灌，或者“微”灌溉，顾名思义，是更吝啬于水，把水一滴一滴地滴到植物的根部。
Drip, or "micro" irrigation, as the name suggests, is stingier with the water, delivering it to the roots of plants drop by drop.
长江流经多种不同的生态系统，是诸多濒危物种的栖息地，灌溉了中国五分之一的土地。
As a habitat for many endangered species, the Yangtze River flows through diverse ecosystems and irrigates one-fifth of China's land.
而集中供热的城市建筑物顶部可以帮助西红柿成熟，这也意味着更频繁地浇水，即使浇水灌溉需要你扛着水罐上楼。
And while concentrated heat on top of city buildings can help tomatoes ripen, it also means more frequent watering, even if irrigation requires lugging watering cans up stairs.
海水淡化厂将把海水全都转化为人人都想要的淡水，灌溉广大的内陆地区，并把沙漠变成良田，这些海水淡化厂中的大多数都使用生物能源。
Desalination plants would turn sea water into all the fresh water anyone could want, irrigating vast inland swathes and turning deserts into fertile acres, many of them making biofuels.
哈尼水稻梯田位于元阳县的高山之上，从山上流淌下来的灌溉用水如水晶般清澈，空气也非常地清新。
Up from the Hani Rice Terraces, in the mountains above Yuanyang, the water flowing down to irrigate the fields looks crystal clear, and the air is clean.
哈尼水稻梯田位于元阳县的高山之上，从山上流淌下来的灌溉用水如水晶般清澈，空气也非常地清新。
Up from the Hani Rice Terraces, in the mountains above Yuanyang, the water flowing down to irrigate the fields looks crystal clear, and the air is clean.
在印度进行的一项研究表明，通过提高灌溉用水价格，农民们将会更有效率地用水，并种植更节水的作物。
A study in India has shown that by increasing the price of water used for irrigation, farmers will use water more efficiently and plant crops that are more water-efficient.
包括新西兰的棕色泥鳅，它们的湿栖息地已几乎因为排水设施建设，农业灌溉和土地开发而遭完全破坏。
They include the brown mudfish in New Zealand, whose wetland habitats have been virtually destroyed through drainage schemes, irrigation and land development.
像艾罗塔·贝尔先生一样的农民已经开始更高效地利用水资源，用穿孔的软管滴水取代大面积地灌溉土地。
Farmers like Mr Errotabere have begun to use water more efficiently, dripping it through perforated hoses rather than flooding fields.
特制的不规则灌溉系统仿效林冠覆盖，涓涓不断地输送肥料溶液滋润着毛毡。
A custom irrigation system keeps the felt moist with a fertilizer solution modeled after the rainwater that trickles through forest canopies.
人造河流是杰济拉灌溉工程的一部分，为了在这里种植棉花出口到欧洲，殖民地时期的英国人首先发起了这项工程。
The man-made rivers and streams are part of an irrigation project called the Gezira scheme, which the British started in the colonial era to grow cotton for export back to Europe.
SantoshOstwal这十几年来都为一个费解的难题而困扰：如何让印度的农民更方便地灌溉作物。
For decades Santosh Ostwal obsessed over an obscure problem: how to make it easier for Indian farmers to water their crops.
但Chartres先生非常明确地指出，禁止使用废水灌溉农田将是一个错误。
But Mr Chartres is clear that banning the use of wastewater in agriculture would be a mistake.
在20世纪七八十年代，沙特阿拉伯大约20%的石油收入用在了小麦等作物的灌溉上，这一地区本不适合这些农作物的生长。
Nearly 20% of all Saudi oil money in the 1970s and 80s was used to provide clean water to grow wheat and other crops in regions that would not naturally be able to do so.
因此，水资源和灌溉部决定在一个6,000英亩的试验区内试验新的概念，这个试验区就是Kafr ElSheik管辖的W-10地区。
MWRI therefore decided to test the new concepts within a 6,000-acre pilot area: the W-10 area in the Kafr El Sheik Governorate.
盐水也可在一个标准的喷鼻剂，虽然这不是只要有效地使用在较大数额的水灌溉。
Saline is also available in a standard nasal spray, although this is not as effective as using larger amounts of water in an irrigation.
这个收获的季节，农民伯伯们高高兴兴地看着自己用汗水灌溉的、用心灵培养的庄稼，兴冲冲地摘下他们。
This harvest season, the farmer uncle looked at her with happily sweat irrigation, with the mind cultivation of crops, and rushed off them.
他还认为，新南威尔士和维多利亚两州的灌溉者应该更加努力地试着节约用水。
He also thinks irrigators in New South Wales and Victoria should be trying harder to save water.
一种作物可以均匀一致地进行播种，除草，灌溉和施肥。
A crop can be sown, weeded, irrigated, and fertilized uniformly.
通过数值计算、模型试验和现场观测，对通榆河与苏北灌溉总渠立交地涵的泥沙淤积进行了综合分析。
By means of numerical calculation, model test and field investigation the sedimentation of the underground culvert at the main irrigation canal in North -Jiangsu Province was analysed.
确定轮灌区面积是沙丘地灌溉设计中最重要的问题。
Determining the area of irrigation rotation is a key problem in irrigation design on sand dune.
因此，适时适宜矿化度的海水养殖废水结合适当的淋洗分数补充灌溉耐盐植物，有效地增加了土壤养分，而盐分不会过量累积。
Therefore, we concluded using mariculture wastewater to irrigate salt-tolerant crop could increase soil nutrients, while the total desolved salts would not be excessively accumulated.
设计目的是方便、迅速地为灌溉决策部门提供原始数据和计算数据，并能对数据提供格式输出。
It can provide the irrigation decision makers with original and analyzed data, as well as the formatted output.
设计目的是方便、迅速地为灌溉决策部门提供原始数据和计算数据，并能对数据提供格式输出。
It can provide the irrigation decision makers with original and analyzed data, as well as the formatted output.
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