• Dry farming ,irrigation farming,and the cattle and sheep herding are the main cativities of the Great Plains of the American West.

    旱地农业灌溉农业牧业美国西部大平原地区主要活动。

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  • Dry farming, irrigation farming, and the cattle and sheep herding are the main activities of the Great Plains of the American West.

    旱地农业灌溉农业牧业美国西部大平原地区主要活动

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  • Dry farming irrigation farming and the cattle and sheep herding are the main activities of the great plains of the american west.

    旱地农业灌溉农业牧业美国西部大平原地区主要活动

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  • Dry farming, irrigation farming, and the cattle and sheep herding are the main ativities of the Great Plains of the American West.

    旱地农业浇灌农业畜牧业美国西部大平原地域首要勾当。

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  • Technology means a lot of things: drip irrigation, no-till farming, more efficient ways to use fertilisers and kill pests.

    科技意味着许多事情滴灌免耕耕种化肥农药有效使用

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  • Third, circulating water is used for industrial purposes over and over in factovies and treated sewage water is used for irrigation in farming land.

    第三循环水用于工业用途遍地处理污水用于灌溉农业土地

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  • The arable land not suitable for farming, irrigation, and drainage.

    耕地丘形适于农事工作不利于灌溉、排水者。

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  • Third, circulating water is used for industrial purposes over and over in factories and treated sewage water is used for irrigation in farming land.

    第三循环水用于工业用途工厂处理过污水用于灌溉农业土地

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  • 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.

    旱地耕作法指种在干旱半干旱土地上使用灌溉方法生产作物耕作制度常常采用一年休、一种植的方法。

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  • 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.

    随着蓄水层的枯竭灌溉干涸农民不得不改种低产的旱地作物,更为干旱地区,他们干脆放弃耕作

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  • With the improvement of irrigation and farming technique, the unavailable evaporation and seepage are reduced and the effective crop transpiration is increased in irrigation areas.

    灌区耗水结构随着灌溉农业耕作技术改进无效蒸发渗漏减少有效作物蒸腾增加

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  • To solve the problems needed many measures including soil manage, fertilization, irrigation, farming policy etc.

    解决这一问题需要土壤管理施肥灌溉、耕作、政策多方面采取措施

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  • The obstacles factors of soil were greater with longer greenhouse planting. Many ways were needed to solve the problems, including soil manage, fertilization, irrigation, farming policy, etc.

    解决这一问题需要土壤管理施肥灌溉耕作政策多方面采取措施。

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  • Northeast semi-arid region is one of the main parts of the north dry farming area, most of which no irrigation water resources.

    东北干旱区我国北方旱农地区重要组成部分多数地区没有灌溉水源

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  • Northeast semi-arid region is one of the main parts of the north dry farming area, most of which have no irrigation water resources.

    东北干旱区我国北方旱农地区重要组成部分多数地区没有灌溉水源

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  • Dry farming; dryland farming: a system of producing crops in arid and semiarid regions without the use of irrigation.

    旱地耕作法:指种在干旱半干旱土地上使用灌溉方法生产作物耕作制度

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  • The test results show that this technology system that combines highly efficient use of rainfall and conservative farming technologies has greatly improved the yield and saved the irrigation water.

    试验示范结果表明实施此项自然降水高效利用保护性耕作结合综合机械化技术具有显著增产、节水效果。

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  • The plastic mulching irrigation is an important technique in dryland farming, which can increase temperature and conserve soil moisture.

    地膜覆盖具有增温保墒的作用,旱作农业一项重要技术

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  • Spraying irrigation wastes more water than flooding irrigation, revealing huge space for water saving measures in farming.

    喷灌设施实际上大水漫灌容易挥发和浪费水资源显示农业节水措施仍然有很大空间

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  • People invented farming tools, designed elaborate irrigation networks, and built the first cities.

    人们发明了农具,精心设计灌溉网络建成了第一个城市。

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  • People invented farming tools, designed elaborate irrigation networks, and built the first cities.

    人们发明了农具,精心设计灌溉网络建成了第一个城市。

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