花粉
- 与 花粉 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The workers have little pollen basket s on their legs.
工蜂脚上有装花粉的小"篮子"。
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The capacity of dehiscent anther was determined to the size and the morpha of anther stomium cell, epidermal cell and fibrous stratum's plastic property of the pollen sac wall.
成熟花药开裂的能力与花药裂口细胞的大小、形态有关,同时又与成熟花粉囊壁的表皮细胞和纤维层细胞的可塑性结构功能有关。
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This article used the convention paraffin section the method is the mature embryo sac and the pollen grain structure has carried on the observation to the corn inbred line.
毕业论文摘要翻译,英语高手们帮帮忙啊本文利用常规石蜡切片的方法对玉米自交系成熟胚囊和花粉粒的结构进行了观察。
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Are tetradynamous stamen. Each anther has four pollen sac.
结果是:菥蓂雄蕊为四强雄蕊,每个花药具 4 个花粉囊。
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Napus ; pollen germination ; embryo sac development ; genome introgression ; genetic distance
甘蓝型油菜;花粉萌发;胚囊发育;基因组导入;遗传距离
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The factors affecting the seed-set rate ofintersubspecific hybrids include embryo sac sterility,pollen sterility,anther dehiscence and non-synchronization of male and female sexual organsdevelopment in the same spikelet.
对水稻亚种间杂种及其稳定的多胚品系SB-1进行了细胞学、胚胎学和遗传学研究,主要结果如下:1、影响杂种低结实率的因素包括胚囊败育、花粉败育、花药不开裂和雌雄性器官发育进程不一致。
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Inflorescence an axillary heads; flowers bisexual, petals5, white, ribbon-like,1.5 cm long; stamens5, filaments very short, anthers ovoid, with2 pollen sac opening each by2 vertical valves, connectives exserted; staminodes5, bifid.
头状花序腋生,花两性,花瓣5,白色,带状,长1.5厘米;雄蕊5,花丝极短,花药卵形,具2个各2瓣裂的花粉囊,药隔突出;退化雄蕊5,叉状分裂。
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The result affirmed that it is available to improve protein content through pollen tube pathway.
这证明利用花粉管通道法提高蛋白质含量是行之有效的。
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Different concentrations of SA had different effects on pollen tube growth and flower senescence.
结论]不同浓度的水杨酸对花粉管伸长和花器官衰老存在不同影响。
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It is thought to regulate the growth and development of the pollen tube.
另外的粉管核会在花粉管穿过珠心时发生分裂。
- 推荐网络例句
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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力