灌溉

Lastly ,the author compared and studied the above results,With the objective status of research district,based on the previous research on the water recycle of field ,the principle and crop wanter requirements and water-saving agriculture ,water balance models are chosen to draw several reference proposals on the irrigation mode ,wate

最后，比较对照不同计算方法的计算结果，进一步对作物需水量的计算方法进行评价；总结作物的需水规律，结合研究区的客观实际情况，从研究农田水分循环、作物需水量规律、节水农业出发，对灌溉模式、节水技术和水管理等几个方面提出了参考建议。

In this paper,thetype of flow in perforated pipe was analysed,and the influence of which on calculating waterhead losses was simulated by computer programme.

大量计算表明，灌溉中使用的小流量多孔管的首端流态一般是紊流光滑区和紊流过渡区，而在末端或多或少出现一定长度的层流段。

Yeth,wr have plenty of water to irrigate it, and we can get a richer harvest.

是的，我们有大批的水来灌溉，而且我们可以获得丰登

The soil water regionalization of Hebei Province should be based on the soil zonality, harmonize with the agricultural regionalization and keep the administration districts in integrity.

无论是灌溉水，还是天然降水，都要转化为土壤水后才能被作物根系吸收，它是农业和生态环境中各种作物和植被赖以生存的基础[1]。

But the ratio of belowground and aboveground biomass decreased sharply under irrigation and low N fertilization condition.

但施肥和灌溉措施显著降低了根冠比。

If your strawberry pot is terra cotta, hose down the pot before planting in it so when you water, the clay doesn't suck up most of your water.

如果你的草莓地是赤陶土，在把管插进去之前用喷水软管冲洗那块地，这样当你灌溉的时候地里的粘土就不会吸光所有的水分了。

The irrigation infrastructures still have to work, which was in contradiction with the Family Contract Responsibility System.

人民公社是低效率的，但通过其超强的政治动员能力、意识形态等要素成功地克服了灌溉基础设施供给中的&搭便车&问题。

A UN environmental assessment of the country estimates that productivity could be doubled on the land currently farmed, while another 10% of Afghanistan (approximately 62,000 square kilometres, or 24,000 square miles) could be brought under the plough through irrigation.

根据联合国对阿富汗的环境评估，该国现时的可耕地的产量可以翻一倍，而另外10%的阿富汗土地（大约62000平方千米，或24000平方哩）可以通过建设灌溉系统而变成可耕地。

A UN environmental assessment of the country estimates that productivity could be doubled on the land currently farmed, while another 10% of Afghanistan (approximately 62,000 square kilometres, or 24,000 square miles) could be brought under the plough through irrigation.

联合国的环境评估认为，如果阿富汗那10%无人耕种的土地（有将近62000平方千米，或者说24000平方里）能够被开垦和灌溉，那该国的生产力将能翻倍。

You come and pour yourself on me...

你来到我身边，用你自己来灌溉我

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。