而增加氮、磷投入亦能提高水分利用效率。
Fertilizer use efficiency will decrease when nitrogen and phosphor are increased.
农业节水技术的实质在于提高水分利用效率。
The essence of water-saving in agriculture is to enhance the utilization ratio of water resources.
而适度的干旱可以提高水分利用效率和收获指数。
The Landrace variety Monkhead use more soil water, but the water using efficient is low.
抓好头茬草是获得苜蓿高产、优质、提高水分利用效率的关键。
The first harvest is a key to having a high yield, good quality and high water use efficiency.
控制灌溉在高产的条件下能够大幅度地减少灌溉用水量，提高水分利用效率。
The rice yield of the controlled irrigation is almost equal to that of the CK, but the controlled irrigation reduces the amount of irrigation and increase water use efficiency.
且适当减少小麦灌溉次数和灌水量对产量影响并不大，并能提高水分利用效率。
And appropriate to reduce the irrigation frequency and amount has little affects on yield, and can increase water use efficiency.
减少对农业的要求，结合高等农业生产率，意味着没有选择，只能提高水分利用效率。
The decrease in the availability of water for agriculture, coupled with the requirement for the higher agricultural productivity, means that there is no option but to improve the water use efficiency.
这两套保护耕作体系有利于减轻水土流失，节省能源，增加作物产量，提高水分利用效率。
The 2 conservation tillage systems showed promise in reducing water and soil erosion, saving energy, increasing corn yield, and improving water use efficiency.
试验结果表明，我国华北地区实施保护性耕作有利于节约用水，提高水分利用效率，增加作物产量。
The experimental result shows that application of conservation tillage in North China Plain is benefit to saving water, enhancing water use efficiency and increase crop yield.
因此，寻求切实可行的节水灌溉技术来提高水分利用效率是解决当地干旱缺水问题的一项有效措施。
Therefore, it is an effective way to find a practical water-saving irrigation techniques which was used to increase water use efficiency to solve these problems.
应用表明，采用潮汐灌溉方式的作物，其生长量明显优于人工浇灌方式，还可减少用水量33%，提高水分利用效率40%，还可减少氮肥使用量。
This method can decrease water quantity 33%, promote water using efficiency 40% compared with pouring irrigation, can also decrease nitrogen fertilizer quantity as well.
通过合理施肥可提高旱地小麦的水分利用效率。
The water use efficiency of wheat could be raised by rational fertilizer supply in dryland.
证实了中等土壤水分可以提高作物水分利用效率(WUE)和获得较高产量。
It was approved that crop water use efficiency (WUE) was increased and the preferable yield was obtained in the moderate soil moisture.
在旱地可以通过施用有机无机复混肥提高作物产量和水分利用效率。
It was concluded that the yield and water use efficiency of crops could be improved in dry land by applying the organic-inorganic fertilizers.
表明控制性分根交替滴灌(adi)能在不牺牲作物光合产物积累的前提下提高玉米的水分利用效率。
It suggested that ADI could improve the water use efficiency without sacrificing the accumulation of biomass.
因此，研究如何提高干旱和半干旱地区作物产量和水分利用效率有较高的应用价值和现实意义。
Therefore, how to enhance arid and half arid area crops output and Water using efficiency has the important practical significance.
灌浆至成熟期缺水可在不明显降低产量的基础上提高制种玉米水分利用效率。
The water use efficiency(WUE) of corn for seed was increased while the yield was not evidently reduced in filling to maturing stage.
适宜播种密度和播期有利于土壤水分的优化利用和水分利用效率的提高，可促进旱地马铃薯增产。
The suitable planting density and time of sowing are favor of optimum use of soil water and improving water use efficiency, and make potato increasing its output.
水分利用效率无显著性差异，氮肥当季利用率显著提高。
There were indistinct difference in water use efficiency and significantly higher nitrogen use efficiency, compared with the traditional irrigation fertilization.
提高谷子水分利用效率应以选用水分利用效率高的良种，适期播种，科学施肥和选用生长调节剂为中心集成的综合栽培技术体系。
To improve WUE of millet is a comprehensive cultivation technique including selection of super-variety with high WUE, proper seeding, rational fertilization and application of plant growth regulators.
结果表明，分根交替灌溉可增强烟株的根系活力，保持较高的光合速率，降低蒸腾速率，提高叶片瞬时水分利用效率；
The results indicated that root-divided alternative irrigation could increase root activities, photosynthesis rate and water use efficiency of tobacco leaf, but decrease transpiration rate;
秸秆覆盖能抑制土壤蒸发，增强作物蒸腾，从而提高作物水分利用效率，在旱地推广合理施肥和秸秆覆盖技术是提高作物产量的有效途径。
Mulch straw could increase WUE by reducing soil evaporation and increasing crop transpiration. The yield could be increased by using the technique of rational fertilizer a...
光胁迫显著提高‘紫地毯’的水分利用效率。
灌溉量的增加，虽然提高了产量，却导致土壤水库中的水分不能被作物充分利用，造成了水分的无效蒸散浪费，降低了水分利用效率。
Although irrigation improved yield, crop under irrigation could not use the water of soil water reservoir. So irrigation made water waste uselessly and reduced WUE.
灌溉量的增加，虽然提高了产量，却导致土壤水库中的水分不能被作物充分利用，造成了水分的无效蒸散浪费，降低了水分利用效率。
Although irrigation improved yield, crop under irrigation could not use the water of soil water reservoir. So irrigation made water waste uselessly and reduced WUE.
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