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combination crossing相关的网络例句

查询词典 combination crossing

与 combination crossing 相关的网络例句 [注:此内容来源于网络,仅供参考]

Taking 9 winter wheat species (4 mother plants and 5 father plants) and 20 hybridized combination using incomplete diallel crossing design as experimental materials, this study tried to find out the combining ability of amylose, amylopectin, total starch contents and swelling power in winter wheat species.

方法]以9个冬小麦品种(4个母本、5个父本)及其按不完全双列杂交设计配制的20个杂交组合为试材,研究冬小麦品种及F1籽粒直链淀粉、支链淀粉、总淀粉含量和膨胀势的配合力。

Such morphological variation ranged from 1.2 -5.7%2. A mutant plant from the crossing combination between CS-phlb and AR71 by FTP method showed an increased resistance to sharp eyespot.

由花粉管通道法导入法获得的中国春ph1b长穗-2变异株,对纹枯病反应的病情指数(66.20)极显著低于麦受体中国春ph1b(病情指数为77.73),表明该变异株对纹枯病的抗性提高。

To liberation, the two piers cracks have occurred, endangering the bridge itself, has had to limit heavy vehicles crossing the bridge, speed limits, limit the number. 1954, the local spent six months repaired the crack of the pier, in the original steel trusses on the level of amputation and a curved shape of the upper limbs, using reinforced concrete bridge deck boards, so that the bridge deck beam into a combination of vertical and horizontal beams, Increase the carrying capacity of 20 tons of cars can have full. 1981, the upper reaches of the Yellow River Bridge has withstood the test of catastrophic flood, safe and sound.

到解放时,两个桥墩已发生裂缝,危及大桥本身,不得不对过桥车辆限重、限速、限数。1954年,当地用了半年时间修好了开裂的桥墩,在原来钢桁架的水平肢上加了一根弯曲形的上肢,桥面改用钢筋混凝土板,使桥面的纵横梁变为组合梁,提高了承载能力,20吨重的汽车可以畅行无阻。1981年,大桥经受了黄河上游特大洪水的考验,安然无恙。

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Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象,运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查,调查结果发现,石家庄市初中生物教师这一群体普遍存在职业倦怠,情感枯竭程度偏高,成就感偏低,去个性化程度最为严重。

In measurements of a day,generallyspeaking,the photosynthesis of birch in mesophytic habitat is better than that in xerophytichabitat(peak values are 12.8,10.33μmolCO2m-2s-1 respectively);that of sexual birch inmesophytic habitat is better than that of clone birch(peak values are 9.87,6.71μmolCO2m-2s-1respectively);that of young tree is better than that of seedling(peak values are12.37,10.05μmolCO2m-2s-1 respectively).

在一天中的各个时刻,总体说来,中生生境生长的白桦光合作用超过旱生生境生长的白桦光合作用(净光合速率峰值分别为12.8、10.33μmolCO2m-2s-1);白桦幼树的光合作用超过白桦幼苗(净光合速率峰值分别为12.37、10.05μmolCO2m-2s-1);中生生境有性白桦的光合作用超过无性白桦的光合作用(净光合速率峰值分别为9.87μmolCO2m-2s-1、6.71μmolCO2m-2s-1)。