后来，他们学会了按季节耕作，适时播种，以及在干旱地区利用每年的洪水来灌溉他们的农田。
Later, they learned to work with the seasons, planting at the right time and, in dry areas, making use of annual floods to irrigate their fields.
干旱地区需要灌溉才能使作物生长。
旱地农业，灌溉农业和牛羊牧业是美国西部大平原地区的主要活动。
Dry farming, irrigation farming, and the cattle and sheep herding are the main activities of the Great Plains of the American West.
旱地农业，灌溉农业和牛羊牧业是美国西部大平原地区的主要活动。
Dry farming ,irrigation farming,and the cattle and sheep herding are the main cativities of the Great Plains of the American West.
因为西红柿生长在典型的高温干旱地区，因此它们不能不和当地的人们“争水喝”(人们需要在自己不多的水源中分一部分灌溉它们)。
Because tomato plants are typically grown in hot, dry climates, they are watered using irrigation systems that draw from the same locations as human drinking water.
将要求会议考虑许多地区，尤其是边缘地区面对的“冲突/交换”复杂问题，其中包括增加灌溉的前景非常有限的干旱地区。
The meeting will be invited to consider the complex “conflicts/trade offs” that face many areas, especially marginal ones, including drylands when prospects for increased irrigation are limited.
干旱地区需要大量灌溉系统，受卡尔·马克思和罗伯特·欧文的理论鼓舞，接受共同劳动原则的民众能够提供劳动力。
The arid landscape required extensive irrigation systems, and principles of shared labor made sense to people who were inspired by the theories of Karl Marx and Robert Owen.
随着蓄水层的枯竭和灌溉井的干涸，农民不得不改种低产的旱地作物，在更为干旱的地区，他们干脆放弃耕作。
As aquifers are depleted and irrigation Wells go dry, farmers either revert to low-yield dryland farming or, in the more arid regions, abandon farming altogether.
旱地耕作法指一种在干旱或半干旱土地上不使用灌溉方法生产作物的耕作制度。常常采用一年休耕、一年种植的方法。
Dry farming; dryland farming a system of producing crops in arid and semiarid regions without the use of irrigation. Frequently alternate years of fallow and cropping are practiced.
旱地农业，灌溉农业和牛羊牧业是美国西部大平原地区的主要活动。
Dry farming irrigation farming and the cattle and sheep herding are the main activities of the great plains of the american west.
旱地农业在今后节水农业中将发挥更大作用，它必将和节水灌溉紧密结合，在西部开发的伟业中建奇功。
Dry land agriculture will bring into play more actions, and it will be combined more tightness with water saving irrigation, which will produce great successes in exploitation of the Western.
如果您在干燥或易旱地区生活，你可能要考虑采用洗衣或淋浴后灰水来补充您的灌溉需要。
If you live in a dry or drought-prone area, you may want to consider utilizing post laundry or shower gray-water to supplement your irrigation needs.
旱地耕作法：指一种在干旱或半干旱土地上不使用灌溉方法生产作物的耕作制度。
Dry farming; dryland farming: a system of producing crops in arid and semiarid regions without the use of irrigation.
灌溉条件下各产量指标明显高于干旱地区。
The location under irrigated conditions had a higher yield value than under dry land conditions.
模拟结果令人满意，其相对误差小于5 %，可用于旱地地膜春小麦的土壤水分监测和指导补充灌溉。
The results of simulation was satisfactory, the relative error is less than 5%. They could be used to monitor soil moisture condition and to guide supplementary irrigation.
根据传统隧道式灌溉经验，设计了旱地小麦隧洞渗(洇)灌技术。
Based on traditional experience, tunnel permeating irrigation for dryland wheat has been designed.
要使庄稼在干旱地区生长就需灌溉。
新海21是节水型品种，能够较充分的利用有限的灌溉水，在干旱半干旱地区具有强大的优势。
New sea 21 can save water, can use limited irrigation water, so it has advantage of power in arid and semi-arid region.
行走式节水灌溉技术是一项有效解决我国北方干旱地区春旱情况下，适时播种、苗期保苗难的节水灌溉技术。
The walk water-saving irrigation technology effectively resolves several problems, including sowing in good time and keeping seedling in seedling stage, in Northern drought area in China.
在大田条件下，研究不同灌溉量对干旱半干旱地区春小麦生长及产量构成的影响，以期为春小麦节水灌溉提供理论依据。
To supply scientific evidences of saving water, a study was made on effects of different irrigation quota on the growth and yield of spring wheat in field conditions in arid and semiarid regions.
集流灌溉农业是“八五”末期在我国西北干旱、半干旱地区迅速兴起的农业灌溉方式，对该区增产粮食起到积极推动作用。
Runoff collecting irrigation agriculture rapidly rises in the last stage of the eighth five year plan in northwestern arid and semi arid region, and it plays an active role in promoting grain output.
农民们通过用井水灌溉来治理旱地。
The farmers treated dry land by irrigating it with water from wells.
西北干旱地带农业区的灌溉水入渗是地下水补给的重要途径。
The seepage of irrigation water is an important source of groundwater in the irrigated farm region of arid area Northwest China.
新疆克孜勒苏克尔克孜自治州地处塔里木盆地西北干旱地区，无灌溉则无农业，属于绿洲经济。
The Kirgiz Autonomous Prefecture of Kizilsu is located in the Northwestern Margin of Tarim Basin. It is oasis agriculture economy.
修补漏水以及在贫困的国家更好的灌溉庄稼能帮助减少多达70%的消耗量，在干旱地区种植需水量少的庄稼同样可以减少水的消耗。
Repairing leaks and better irrigation in poor countries could help reduce wastage by up to 70%, as could switching to less thirsty crops in arid regions.
以辽宁省主要旱地作物玉米为研究对象，研究了其灌溉田土壤水分变化及其耗水规律。
We have studied the change law of soil moisture and evapotranspiration in irrigated farmland of corn which is the principal crop of dry farmland in Liaoning province.
对半干旱地区的有限灌溉对策及作物的耗水过程和产量形成过程进行了讨论。
The countermeasures for limited irrigation in semi-arid region and water consumption and yield formation processes are discussed in this paper.
干旱地区已经得到灌溉。
干旱地区已经得到灌溉。
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