The water use efficiency of wheat could be raised by rational fertilizer supply in dryland.
通过合理施肥可提高旱地小麦的水分利用效率。
The results show that the water use efficiency of arbor is lower than one of herb and shrub.
结果表明：乔木树种的水分利用效率远比草本和灌木树种低。
It suggested that ADI could improve the water use efficiency without sacrificing the accumulation of biomass.
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。
Except water deficit at tassel stage that the water use efficiency showed a tendency of increasing in the other water treatment.
除抽穗期水分亏缺外其它各水分处理的水分利用效率呈现增大的趋势。
But as the number of irrigation increased, the field waters consumption increased and the water use efficiency remarkably declined.
但随着灌水次数的增加，田间耗水量增加，水分利用效率明显下降。
The water use efficiency(WUE) of corn for seed was increased while the yield was not evidently reduced in filling to maturing stage.
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 experiments were made to analyze the root cutting influence on the wheat growth and the water use efficiency bye pots and plots.
通过盆栽试验，研究了伤根对谷子水分利用效率的影响。
Under ample water conditions, the water use efficiency of Lumai7 is higher than that of Lainong8834. Under water stress conditions, it is converse.
在水分充足条件下，鲁麦7号水分利用效率高于莱农8834，在水分胁迫条件下则反之。
The study result showed that the water consumption of agriculture was higher, but the water use efficiency was lower, the cost was not economical, the economic benefit was poor;
研究结果表明，黑龙江省农业耗水量最大却效率低下，用水成本高，经济效益差；
The result showed that the co 2 flux and co 2 concentration gradient as well as the water use efficiency of the summer corn community had distinct daily and seasonal change patterns.
结果表明，夏玉米群体二氧化碳通量、二氧化碳浓度差及群体水分利用率存在明显的日、季节变化规律。
Among these four species, the dark respiration rate was lowest and the water use efficiency was highest for L. communis, and the selected absorptance of mineral nutrients was strong in C.
香叶树的暗呼吸强度最低而水分利用效率最高，腊梅则对土壤矿质营养的选择性主动吸收能力最强。
Water is usually considered to be the key limiting factor for growth of desert plants, yet there is little information available of the water use efficiency of species within a desert community.
水分通常是影响荒漠植物生长的主要限制因子，然而当前很少有关于荒漠群落中植物水分利用效率的报道。
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.
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。
Increased efficiency in the use of water and wind helped with such tasks as pumping, milling, or sailing.
提高水和风的利用效率有助于抽水、碾磨或航行等工作。
Agronomists are beginning to devise tools to help monitor the efficiency of water use.
农业学家们开始设计工具，帮助监测水的使用效率。
Overall efficiency gains in the use of water could be large.
用水高效产量整体非常可观。
This avoids the use of a traditional propeller shaft and puts the propellers in a clear flow of water, which greatly improves efficiency.
这样就避免了使用传统的螺旋轴，将螺旋桨置于干净的水流中，从而大大提高了效率。
Water efficiency provides long term water security by making use of the water we already have to sustain our communities and ecosystems.
提高水的利用效率，可长远保护我们社区和生态系统用水安全。
We use chemical dosing and high pressure atomized water spraying to improve the efficiency.
我们在水中加入一些化学剂和采用高压水喷淋来提高效率。
The problems for water use between up and down stream can be solved and the higher efficiency of water use can be obtained.
该方案的实施可以有效地缓解黄河上、下游水资源利用的矛盾，使有限的水资源发挥较大的效益。
Frequency control the use of fans, water pumps, type of machinery to carry out speed control method to regulate the flow of energy conservation, economic efficiency is very important significance.
采用变频调速控制，对风机、水泵类机械进行转速控制来调节流量的方法，对节约能源，提高经济效益具有非常重要意义。
However, the use of nanoparticles for small molecular weight, water-soluble drugs has been limited by poor drug encapsulation efficiency and rapid release of the encapsulated drug.
然而，使用纳米粒包裹小分子量的水溶性药物，会受药物包囊效率低及包囊药物快速释放差的限制。
Owing to the low economic efficiency and high consumption proportion of agricultural water use, the primary content of worlds water transaction is agricultural water rights shift.
农业是世界水资源最大的使用者，由于农业用水的低经济效益和高消耗比例，世界水权交易的主要内容是农业水权转移。
With conventional cultivation as contrast, the yield and water use efficiency of maize under different cultivation and mulching patterns were studied in Kast liable-drought region of Guizhou.
以常规平作为对照，探讨了贵州岩溶易旱区玉米在不同耕作覆盖方式下的产量及水分利用效率。
The patterns of the responses of the gas exchange and resource use efficiency to water change varied with various physiological indices.
气体交换和资源利用效率对水分变化的响应格局因生理指标不同而存在差异。
This paper summarizes the status of fertilizing of wood land at home and abroad and introduces the concept and meaning of water use efficiency and nitrogen use efficiency.
概述了国内外林地施肥的现状，简要论述了氮肥利用效率和水分利用效率在农林业生产中的意义。
The effects of water use efficiency and economic benefit of maize under different water and fertilizer groups have been studied.
对不同肥水组合的玉米水分利用效率及经济效益进行了研究。
A conclusion was water price should be raised to abate the conflict between water supply and demand to improve the efficiency of water use.
最后得出结论，在市民可以承受的价格范围内可适当提高水价来缓解水资源供需矛盾，提高用水效率。
Comprehensive analysis and research on the theory and practice of water use efficiency in irrigation district is conducted by using static plane and dynamic space models.
用静态平面和动态空间两种模型对灌区水资源利用系数进行了理论和实践的综合分析研究。
Comprehensive analysis and research on the theory and practice of water use efficiency in irrigation district is conducted by using static plane and dynamic space models.
用静态平面和动态空间两种模型对灌区水资源利用系数进行了理论和实践的综合分析研究。
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