授粉
- 与 授粉 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 embryogeny conforms to the "Onagard type".
从授粉到种子成熟,历时约一个月。
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Entomophily Pollination by insects.
虫媒:是植物通过昆虫进行传粉授粉的一种方式。
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The female pollinator wasps avoid laying eggs in the outer ovules and this helps to keep the relationship between wasp and fig stable.
女性避免授粉蜂产卵外胚珠,这有助於保持之间的关系蜂和无花果稳定。
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It is a mechanism that helps prevent self-pollination and is most common among wind-pollinated and unspecialized insect-pollinated flowers, as in figwort.
是一种避免自花授粉的机制,在风媒花和非专性虫媒花中最为普遍,比方说玄参。
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Were done and no positive reaction was found.5. The DNA of the young leaves of 132 Bt transgenic plants was extracted to do PCR Five positive inversion plants were obtained and the inversion rate was 3.8%.6. The DNA of fire positive inversion plants obtained in Dl generation was extracted and tested. Two stable positive inversion plants were obtained in D2 generations.7 The way of flourescent mirror flat was used to observe the pollen tube extension circumstance in the flower post after self-pollination.
检测了132株,没有发现阳性反应。5、对转入Bt基因的132株植株的幼叶提DNA,作PCR检测。D1代获得5株阳性转化植株,分别是90035的4株,85—593的1株,转化率为3.8%。6、将D1代获得5株阳性转化植株的种子在温箱中发芽,提取DNA检测,得到D2代稳定遗传的阳性转化植株2株。7、应用荧光镜制片法观察大豆自花授粉后花粉管在花柱中延伸情况。
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This flower's red is beautiful in Taiwan.The periphery of petal has a black. This flower's red is stable, fadeless, straight. It is floweriness. Its diameter is 8~10 cm.
哈利波特是目前流行在台湾,五条插角红线的好花,这是一授粉的良好选择,它是具多花的性质,花的直径 7~9公分。
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It is often to the camellia, Fuchsia and bulb plants, such as pollination, is the nature of a hard-working person.
它常常给山茶、贝母和倒挂金钟等植物授粉,是大自然中一位辛勤的耕耘者。
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About 13 months after pollination, when the female gametophyte contains some 2000 free nuclei, cell wall formation begins.
在授粉后大约 13个月,当女性的配偶体包含一些 2000个自由的核的时候,细胞壁形成开始。
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In terms of raising theoretical reference, techniques of cross breeding ,selection of new cultivars in Gerbera jamesonii have been preliminary studied .
本文在花器发育、授粉生物学、杂交技术、优良品系选育等方面进行了一些研究,同时进行了部分性状分离变异规律的初探,以期为杂交育种工作提供参考。
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Happenstance by virtue of producing an amount of pollen that is one to three orders of magnitude greater than the amount produced by species pollinated by insects.
其途径是,制造出大于昆虫授粉的植物种类所产生的花粉量的一至三个数量级的花粉量。
- 推荐网络例句
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Plunder melds and run with this jewel!
掠夺melds和运行与此宝石!
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My dream is to be a crazy growing tree and extend at the edge between the city and the forest.
此刻,也许正是在通往天国的路上,我体验着这白色的晕旋。
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When you click Save, you save the file to the host′s hard disk or server, not to your own machine.
单击"保存"会将文件保存到主持人的硬盘或服务器上,而不是您自己的计算机上。