tapetum

The middle layer and the tapetum cells are totally absorbed as nutrient at last.

中层和绒毡层细胞最终作为营养被全部吸收利用.

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Penetration into the cell; The tapetum is of the secretory type.

绒毡层为分泌型.小孢子母细胞减数分裂时，胞质分裂为同时型，小孢子呈四面体型排列。

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This result suggested that Al protein was the endemic in normal development stamens and maybe a produce of specific gene in anther tapetum, and B1 protein affected the development of stamens in female flower and maybe a important protein leading contabescence.

通过分析初步推测A1点是雄蕊正常发育特有的，可能是花药绒毡层特异基因表达的产物，B1点可能是影响雌花中雄蕊正常发育，导致雄蕊败育的一种重要蛋白。

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Further observation on tapetum and pollen development in Watermelon

西瓜绒毡层和花粉发育的进一步观察

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Tapetal layer of blue honeysuckle belongs to amoeboid tapetum. 3.

蓝果忍冬绒毡层为变形绒毡层。

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After the amoeboid tapetum disintigration, it's protoplasm round the pollens to provide nutrition for them.

分泌型绒毡层的内质网较变形绒毡层的发达，并不断向花粉粒分泌脂肪滴和小泡，变形绒毡层解体后原生质围绕于花粉的周围，供其发育之需。

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In flowering plants, tapetum plays an important role in pollen development.

高等开花植物的花药绒毡层在花粉发育中发挥十分重要作用。

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The polarity in the mature egg is prominent ( 4) Microspore archesporium is of multicellular, the anther wall conforms to basic type, and the tapetum is glandular.

小孢子孢原为多细胞，药壁为基本型，具腺质绒毡层；

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The anther is tetrasporangiate and glandular tapetum.

雄蕊花药四室,腺质绒毡层.

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The ubisch bodies which appeared on the inner tangential wall of the tapetum at the time of microspore wall formation are partially remain on the surface of matured pollen grain.

小孢子壁形成时开始在绒毡层内切线壁出现的球状体到花粉粒成熟时仍有一部分附着于花粉粒表面。

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The tapetum is of the glandular type, of two cell nuclei.

腺质绒毡层，细胞具二核；

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Having analysed many photographs, authors think that the first contraction phase is due to the decrease of water potential in loculus and the outflow of water of microspore caused by secretion of many forming-wall materials in tapetum.

第一次收缩主要是由于绒毡层大量分泌造壁物质，使花药腔中水势下降，小孢子水分外渗。

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At the mature pollen stage, the wall of the middle layer and the inner tangential wall of the tapetum still remained and folded into a "compound wall" structure.

花粉完全成熟时，花药中层细胞的壁以及绒毡层的外切向壁紧贴在一起，形成了一叠合的壁结构。

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Mature anther has four clinandrium and the development of anther wall follows the dicotyledon type. Tapetum is the secretory type.

成熟花药有四个小孢子囊，花药壁发育属双子叶类型，绒毡层细胞具有二型性的特点。

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The tapetum specific or pollen specific promoter could be used to drive some kinds of foreign gene expression to interfere the male organ development and lead to pollen abortion.

利用绒毡层特异性启动子或花药特异性启动子驱动一种外来基因的表达可以导致雄性不育。

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Like the wide-eyed tarsier, night monkeys also lack a tapetum lucidum.

像大眼眼镜猴一样，夜猴也没有反光膜。

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Franco consists of three layers: the epidermis, the middle layer and the tapetum.

Franco]小孢子囊壁包括3层细胞: 表皮 、 中层和绒毡层.

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The relationship of tapetum with pollen activity and the low rate of reproduction in nature condition were discussed.

本文探讨了绒毡层与花粉活力的关系，以及半夏在自然情况下有性繁殖能力较低的原因。

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Specimen preparation of scanning electron microscopy for investigation on development of tapetum and microspore

绒毡层及小孢子发育研究的扫描电镜样品制备

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Cell layers of powder chamber wall and middle-level were increased, tapetum cells were hypertrophied and microsporogenesis or microspore disaggregated;

药室内壁、中层层数增加，绒毡层细胞肥大，造孢细胞或花粉母细胞分解解体；⑤由于花粉母细胞胼胝质壁不降解而无法释放出四分体小孢子；

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The tapetum begins to vary at the stage of tetrad with the cytoplasm anther cell.

小孢子孢原为多细胞,小孢子母细胞减数分裂产生四面体型的小孢子四分体.

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And later on, the tapetum cells disintegrated one after another in different ways.

以后，绒毡层细胞在不同的时间，以不同的形式解体。

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The tapetum in the anther wall of white cucumber was developed as well as that of green cucumber.

与青皮黄瓜相比，白皮黄瓜花药壁中绒毡层的发育是正常的。

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Effect of the somatic tissue ( tapetum and anther wall) on DNA synthesis by pollen was also discussed.

讨论了花药体细胞组织&绒毡层和药内壁对花粉核DNA合成的影响。

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During the mitosis of microspore mother cells, the nucleus of tapetum divides into two. The primary sporogenous cells develop into microsporocyte by mitosis. The microsporocyte undergoes simultaneous meiotic division and produces tetrahedral tetrad.

初生造孢细胞经过有丝分裂，形成次生造孢细胞，然后次生造孢细胞发育成小孢子母细胞，小孢子母细胞经过减数分裂形成四分体，胞质分裂为同时型。

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The development of anther wall belongs to the monocotyledonous type, and the tapetum is glander tapetum.

花药壁发育为单子叶型, 绒毡层为腺质型.

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Tapetum cell hyperplasia from the tetrad to the single nucleus early period.

绒毡层细胞在四分体&单核早期发生增生；

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The features of structure of anther wall are of one meddle layer and glandular tapetum.

药壁的结构特点为一层中层和腺质绒毡层。

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Male-sterility mainly results from the abnormality of mesospore, tapetum tissue and vascular bundle.

中层组织 、 绒毡层组织及药隔维管束异常均是雄性败育的因素.

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When the tapetum disintegrates gradually later, microspore mother cell has still not entered meiosis, finally disintegrated.

到后期绒毡层逐渐解体, 小孢子母细胞依然没有进入减数分裂, 最终解体.

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