拔节至抽穗期干旱胁迫极显著地降低冬小麦的氮素营养效率。
The drought stress from jointing to heading stage decreased nitrogen nutrition efficiency of winter wheat significantly.
在黄土高原旱作区，小麦拔节至抽穗期土壤贮水量与穗粒数，灌浆至乳熟期土壤贮水量与穗粒重的关系最为密切。
The relationship between the soil water content from the jointing of wheat to the heading and Numbers of grains of every ear of wheat is the closest in the dry farming regions of the Loess Plateau.
两种高CO_2处理和背景浓度均呈现出抽穗期蒸腾速率最大，拔节期次之，分蘖期相对较小的趋势。
Two high concentration of CO_2 processing and background showed the biggest transpiration rate in heading stage, followed by jointing stage, tillering stage relatively small trend.
干物质积累量，拔节期、抽穗期所有供试品种均随施氮量的增加而增加，籼型品种积累量高于粳型品种；
The accumulation of dry material increased with the increasing of ATNF during jointing and heading stage, furthermore Indica were higher than Japonica.
拔节至抽穗期干旱胁迫极显著地降低冬小麦的氮素营养效率。
The drought stress from jointing to heading stage decreased nitrogen nutrition efficiency of w…
结果表明，拔节至抽穗期缺水抑制叶面积的扩展，造成植株矮小，产量降低；
The results showed that drought stress reduced leaf area, plant height and the yield of corn in jointing to tasseling stage;
结果表明，拔节至抽穗期缺水抑制叶面积的扩展，造成植株矮小，产量降低；
The results showed that drought stress reduced leaf area, plant height and the yield of corn in jointing to tasseling stage;
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