heading stage
抽穗期
常用释义
英式发音
美式发音
基本释义
- 航向阶段：指飞机起飞后，从离地到达巡航高度之间的阶段，飞机在此阶段会调整航向以达到预定的航线。
例句
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1·C: pigment content of the 3rd leaf from the top before heading stage (serious chlorisis).抽穗前期心叶及倒三叶过氧化氢含量。
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2·The drought stress from jointing to heading stage decreased nitrogen nutrition efficiency of w…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。
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3·From the heading stage, the shoot dry weight was increased with the evolution of the cultivars.自抽穗期，地上部干物重随品种演进显著增加。
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4·The fresh weight of panicle and stem at the heading stage was correlated positively to spikelet number per panicle;抽穗期的穗重及茎秆重量与每穗颖花数关系密切，均表现为随重量增加而增加。
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5·We also determined ultraweak luminescence and all kinds of antioxidase activity of young panicles in the heading stage.在小麦的抽穗期又对其幼穗进行了超微弱发光与各种抗氧化物酶活性的测定。
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6·The drought stress from jointing to heading stage decreased nitrogen nutrition efficiency of winter wheat significantly.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。
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7·The results showed that rice plant can be infected with Yellow-green chlamydospores during growing period of seedling and heading stage.结果表明，在水稻幼芽期及抽穗期用黄绿色厚垣孢子接种，都能使其发病。
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8·Pot experiments were carried out to study the effect of water deficit on vascular bundle system of rachis in wheat during heading stage.利用盆栽试验研究了水分亏缺对抽穗期小麦穗轴维管束系统的影响。
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9·Growth rate reach peak from heading stage to ripe period for above-ground biomass, from tillering period to (jointing) stage for under-ground biomass.地上生物量增长最快在抽穗到成熟期，地下生物量增长最快在分蘖期到拔节期。
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10·The accumulation of dry material increased with the increasing of ATNF during jointing and heading stage, furthermore Indica were higher than Japonica.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；