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作物灌溉 [zuò wù guàn gài]
crop irrigation
- 提高农民使用肥料、化学杀虫剂和水作物灌溉系统。
Farmers increased their use of fertilizers and pesticide chemicals and irrigation systems to water crops. - 我的结论是，与农业紧紧相系的人类活动（主要是农耕时的森林除伐与作物灌溉），必然为大气添加了额外的二氧化碳与甲烷。
I concluded that human activities tied to farming—primarily agricultural deforestation and crop irrigation—must have added the extra CO2 and methane to the atmosphere. - 通过对冬小麦、棉花、玉米三种作物的管灌试验，结合对土壤水分、作物生长状况以及气象等诸要素的系统监测，初步确定了当地通常年份下的作物灌溉期和灌溉量，为建立适于当地条件的优化灌溉模式提供了理论依据。
By means of the trials on winter wheat, cotton, maize under the plumbing irrigation, with the systematic monitor on the soil moisture, corps growth situation as well as the meteorological factors, the suitable periods and water amount of irrigating corps has been preliminarily determined under the normal climate level, which supplies the theoretical bases for optimizing the water-saving irrigation model in local condition.
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