白柳的水分利用效率最高。
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.
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.
水分利用效率的变化是光合和蒸腾综合作用的结果。
The variation of WUE was resulted from the joint effects of photosynthesis and transpiration.
分析了不同处理的作物生长、产量反应及水分利用效率。
Crop growth, yield response and water use efficiency (WUE) under different treatments are analysed.
通过盆栽试验，研究了伤根对谷子水分利用效率的影响。
A pot experiment was conducted to study the effect of root cutting on water use efficiency (WUE) of millet.
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。
The results show that the water use efficiency of arbor is lower than one of herb and shrub.
喷灌条件下冬小麦的产量和水分利用效率明显高于地面灌溉。
Winter wheat yield and water use efficiency under sprinkler irrigation condition were higher than that under surface irrigation condition.
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。
The effects of water use efficiency and economic benefit of maize under different water and fertilizer groups have been studied.
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.
水分低水位管理蒸腾速率、上部干物重和叶片水分利用效率下降。
Leaf transpiration rate, above ground dry weight and water use efficiency were all decreased under the conditions of low water level.
但对春玉米和苜蓿而言，不同灌溉处理对水分利用效率影响不大。
For the spring corn and alfalfa, different irrigation treatments had little influence on WUE.
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。
But as the number of irrigation increased, the field waters consumption increased and the water use efficiency remarkably declined.
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.
研究了滴灌灌溉频率和土壤水势对马铃薯生长和水分利用效率的影响。
The effects of irrigation frequency and soil matric potential on potato growth and water use efficiency(WUE) under drip irrigation in North China were studied.
通过大田实验研究了不同条件下覆膜对春小麦产量与水分利用效率的影响。
Researched effects of plastic film mulch on spring wheat growth and water use efficiency in different conditions by field experiment.
水分利用效率和灌溉水利用效率均为稻草覆盖旱作>裸地旱作>常规水作。
The order of water use efficiency and irrigation water use efficiency was both as follows: SM> ZM> SC.
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.
在豫西旱区进行了抗旱栽培综合技术对烤烟光合特性和水分利用效率的影响试验。
The effects of drought resistant cultivation comprehensive techniques on photosynthetic characteristics and water use efficiency were studied in the west dry area of Henan Province.
对干湿两种水分处理下农田冬小麦群体水分利用效率与环境因子的关系进行分析。
Influences of environmental factors on water use efficiency (WUE) of winter wheat grown in field under different water treatment were studied.
灌水矿化度的增加降低了小麦在生育期的平均耗水强度，增加了小麦的水分利用效率。
High salinity of irrigation water resulted in lower average water consumption intensity of wheat during the whole growing season, but higher water use efficiency.
在山西临汾、襄汾采用大区对比法研究了土壤质地和茬口对小麦产量及水分利用效率的影响。
Affect of soil texture and rotation on wheat yield and water use efficiency has studied by using the method of contrast in Linfen and Xiangfen, Shanxi province.
采用盆栽试验对土壤干旱下不同品种冬小麦幼苗光合、蒸腾速率和水分利用效率进行了研究。
Pot experiments were carried out to study the photosynthetic rate, transpiration rate and water use efficiency of the seedlings of four winter wheat varieties under different soil drought.
研究施肥量和灌水量对不同滴灌模式棉花产量、水分利用效率（WUE）的水氮耦合效应影响。
The coupling effect of water and nitrogen on cotton yield and water use efficiency(WUE) was studied under different drip irrigation patterns.
中等供水处理扦插苗在水分利用效率、苗木生长及生物量方面，显著高于淹水和干旱胁迫处理。
On water use efficiency, growth and biomass accumulation of seedlings, the seedlings under intermediate water supply treatment are better than those of flooding and drought treatment.
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。
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.
土壤水分周年变化有明显的阶段性，有利于小麦生长，旱塬小麦耗水系数高，水分利用效率低。
The yearly variation of soil and water is obviously characterized by stages, which is favourable for wheat growth.
种植密度对籽粒产量土壤水分利用效率影响不明显，但对生物产量土壤水分利用效率影响明显。
The plant density is not obvious to the grain yield soil moisture use efficiency influence, but is obvious to the biological yield soil moisture use efficiency influence.
利用PE模型，分别模拟了水稻前中期与后期不同株型的群体光合量、蒸散量以及水分利用效率。
Using the PE Model, the canopy photosynthesis, evapotranspiration and water use efficiency (WUE) for different rice plant types were simulated.
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