The pollen of the weed is the main sensibiligen of hay fever in human.

豚草花粉是人类枯草热症的主要致敏源。

Hummingbirds have discovered that nectar and pollen are very nutritious.

蜂鸟发现花蜜和花粉是很有营养的。

He developed an allergy to pollen.

他对花粉过敏。

Pollen morphology of Plumbaginaceae in China.

花丹科花粉形态研究.

Hay fever sufferers have a worse time when the pollen count is high.

花粉计数高时，枯草热患者的日子就更不好过了。

The big,empty and abortive pollen grains are abserred at the stage of uninuclear microspore.

单核期的小孢子出现壁发育不良和巨大及空花粉现象。

Nectar and pollen are very nutritious.

花蜜和花粉是很有营养的。

The exine is composed of tectum, columellae, foot layer and endexine.

花粉外壁由顶盖层、柱状层、底层及外壁内层所组成。

The outer wall (extine) of the pollen grain is often diagnostic (see pollen) and very resistant to decay.

花粉外壁（花粉壁）通常为特异性的并很难腐烂。

A mass of waxy pollen grains transported as a unit in many members of the Orchidaceae and Asclepiadaceae.

花粉块 Pollinium (pl. pollinia) 在许多兰科和萝藦科植物，作为传粉单位的蜡质花粉团。

Tapetum (pl. tapeta) A food-rich layer surrounding the spore mother cells in the anthers of vascular plants.

维管植物花粉囊内包围孢子母细胞的富含营养物质的一层结构。

The pollen morphology of 10 species of Scorzonera genus in the Mongolian Plateau was observed by scanning electronic microscope.

用扫描电子显微镜观察了蒙古高属植物10个种的花粉形态。

Pollen mother cells undergo meioses through simultaneous cytokinesis and give rise to tetrads of microspores, which are tetrahedrally arranged.

花粉母细胞行减数分裂，细胞质分裂属同时型，产生小孢子四分体，为四面体形。

(2) The pantoporate pollen of P. merrilliana shows that the species has vital taxonomical and evolutionary significance in Primula.

(2) 安徽羽叶报春的散孔型花粉显示其在报春花属有重要的系统意义和进化意义。

The similarity of its heteropolar 3- or 6-aperturate pollen to the 3-aperturate pollen of Eudicots might result from convergent evolution.

其异极3沟或6沟型花粉与真双子叶植物的3沟花粉的相似是趋同演化的结果。

Generative nuclei The two gametic nuclei formed by the division of the generative cell in the pollen tube of angiosperms.

在被子植物花粉管的生殖细胞（应为雄核译者注）分裂成两个配子的核。

These results indicate that callose metabolism is active and very important not only in microsporogenesis but also in microgametogenesis in rice.

营养细胞的细胞质继续积累胼胝质，花粉成熟对胼胝质在小孢子形成和发育过程的功能进行了讨论。

But fed with oakery pollen,indices as above were 9. 59 days, 37. 17 days, 3. 89 days,and 0. 86 per day,respectively.

而用青杠花粉饲养，其发育历期长达9．59天，雌雄成螨寿命缩短为37．17天和3．87天，日平均产卵量仅0．86。

It indicated that the frequency of formation of the true pollen-derived plantletsw ere significantly low in the anther culture of B. napes.

这些结果说明在油菜的花药培养可能有一少数花粉植株的形成。

As a result, this paper presents the 3D reconstruction segmentation display, and analysis results of pollen spore, chaperonin, head, cervical vertabra, tibia and carpale.

实现了花粉孢子、分子伴侣、以及头颅、颈椎、胫骨、腕骨的三维重建分析测量与分割。

The pollen of the weed is the main sensibiligen of hay fever in human.

豚草是人类枯草热症主要致敏源。

Hummingbirds have discovered that nectar and pollen are very nutritious.

蜂鸟发现蜜和是很有。

He developed an allergy to pollen.

他对过敏。

Pollen morphology of Plumbaginaceae in China.

中国白丹科态研究.

Hay fever sufferers have a worse time when the pollen count is high.

计数高时，枯草热患者日子就更不好过了。

The big,empty and abortive pollen grains are abserred at the stage of uninuclear microspore.

单核期小孢子出现壁发育不良和巨大及空现象。

Nectar and pollen are very nutritious.

蜜和是很有。

The exine is composed of tectum, columellae, foot layer and endexine.

外壁由顶盖层、柱状层、底层及外壁内层所组成。

The outer wall (extine) of the pollen grain is often diagnostic (see pollen) and very resistant to decay.

外壁（壁）通常为特异性并很难腐烂。

A mass of waxy pollen grains transported as a unit in many members of the Orchidaceae and Asclepiadaceae.

块 Pollinium (pl. pollinia) 在许多兰科和萝藦科植物中，作为传单位蜡质团。

Tapetum (pl. tapeta) A food-rich layer surrounding the spore mother cells in the anthers of vascular plants.

维管植物囊内包围孢子母细胞富含物质一层结构。

The pollen morphology of 10 species of Scorzonera genus in the Mongolian Plateau was observed by scanning electronic microscope.

用扫描电子显微镜观察了蒙古高原鸦葱属植物10个种态。

Pollen mother cells undergo meioses through simultaneous cytokinesis and give rise to tetrads of microspores, which are tetrahedrally arranged.

母细胞行减数分裂，细胞质分裂属同时型，产生小孢子四分体，为四面体。

(2) The pantoporate pollen of P. merrilliana shows that the species has vital taxonomical and evolutionary significance in Primula.

(2) 安徽羽叶报春散孔型显示其在报春属中有重要系统意义和进化意义。

The similarity of its heteropolar 3- or 6-aperturate pollen to the 3-aperturate pollen of Eudicots might result from convergent evolution.

其异极3沟或6沟型与真双子叶植物3沟相似是趋同演化结果。

Generative nuclei The two gametic nuclei formed by the division of the generative cell in the pollen tube of angiosperms.

在被子植物管中生殖细胞（应为雄原核译者注）分裂成两个配子核。

These results indicate that callose metabolism is active and very important not only in microsporogenesis but also in microgametogenesis in rice.

细胞细胞质中继续积累胼胝质，成熟对胼胝质在小孢子成和发育过程中功能进行了讨论。

But fed with oakery pollen,indices as above were 9. 59 days, 37. 17 days, 3. 89 days,and 0. 86 per day,respectively.

而用青杠饲，其发育历期长达9．59天，雌雄成螨寿命缩短为37．17天和3．87天，日平均产卵量仅0．86。

It indicated that the frequency of formation of the true pollen-derived plantletsw ere significantly low in the anther culture of B. napes.

这些结果说明在油菜药培中可能有一少数植株成。

As a result, this paper presents the 3D reconstruction segmentation display, and analysis results of pollen spore, chaperonin, head, cervical vertabra, tibia and carpale.

实现了孢子、分子伴侣、以及头颅、颈椎、胫骨、腕骨三维重建分析测量与分割。

The pollen of the weed is the main sensibiligen of hay fever in human.

豚草花粉是人类枯草热症的主要致敏源。

Hummingbirds have discovered that nectar and pollen are very nutritious.

蜂鸟发现花蜜和花粉是有营养的。

He developed an allergy to pollen.

他对花粉过敏。

Pollen morphology of Plumbaginaceae in China.

中国白花丹科花粉形态研究.

Hay fever sufferers have a worse time when the pollen count is high.

花粉计数高时，枯草热患者的日子就更不好过了。

The big,empty and abortive pollen grains are abserred at the stage of uninuclear microspore.

单核期的小孢子出现壁发育不良和巨大及空花粉现象。

Nectar and pollen are very nutritious.

花蜜和花粉是有营养的。

The exine is composed of tectum, columellae, foot layer and endexine.

花粉外壁由顶盖、、底及外壁内所组成。

The outer wall (extine) of the pollen grain is often diagnostic (see pollen) and very resistant to decay.

花粉外壁（花粉壁）通常为特异性的并烂。

A mass of waxy pollen grains transported as a unit in many members of the Orchidaceae and Asclepiadaceae.

花粉块 Pollinium (pl. pollinia) 在许多兰科和萝藦科植物中，作为传粉单位的蜡质花粉团。

Tapetum (pl. tapeta) A food-rich layer surrounding the spore mother cells in the anthers of vascular plants.

维管植物花粉囊内包围孢子母细胞的富含营养物质的一结构。

The pollen morphology of 10 species of Scorzonera genus in the Mongolian Plateau was observed by scanning electronic microscope.

用扫描电子显微镜观察了蒙古高原鸦葱属植物10个种的花粉形态。

Pollen mother cells undergo meioses through simultaneous cytokinesis and give rise to tetrads of microspores, which are tetrahedrally arranged.

花粉母细胞行减数分裂，细胞质分裂属同时型，产生小孢子四分体，为四面体形。

(2) The pantoporate pollen of P. merrilliana shows that the species has vital taxonomical and evolutionary significance in Primula.

(2) 安徽羽叶报春的散孔型花粉显示其在报春花属中有重要的系统意义和进化意义。

The similarity of its heteropolar 3- or 6-aperturate pollen to the 3-aperturate pollen of Eudicots might result from convergent evolution.

其异极3沟或6沟型花粉与真双子叶植物的3沟花粉的相似是趋同演化的结果。

Generative nuclei The two gametic nuclei formed by the division of the generative cell in the pollen tube of angiosperms.

在被子植物花粉管中的生殖细胞（应为雄原核译者注）分裂成两个配子的核。

These results indicate that callose metabolism is active and very important not only in microsporogenesis but also in microgametogenesis in rice.

营养细胞的细胞质中继续积累胼胝质，花粉成熟对胼胝质在小孢子形成和发育过程中的功能进行了讨论。

But fed with oakery pollen,indices as above were 9. 59 days, 37. 17 days, 3. 89 days,and 0. 86 per day,respectively.

而用青杠花粉饲养，其发育历期长达9．59天，雌雄成螨寿命缩短为37．17天和3．87天，日平均产卵量仅0．86。

It indicated that the frequency of formation of the true pollen-derived plantletsw ere significantly low in the anther culture of B. napes.

这些结果说明在油菜的花药培养中可能有一少数花粉植株的形成。

As a result, this paper presents the 3D reconstruction segmentation display, and analysis results of pollen spore, chaperonin, head, cervical vertabra, tibia and carpale.

实现了花粉孢子、分子伴侣、以及头颅、颈椎、胫骨、腕骨的三维重建分析测量与分割。

The pollen of the weed is the main sensibiligen of hay fever in human.

豚草花粉是人类草热症的主要致敏源。

Hummingbirds have discovered that nectar and pollen are very nutritious.

蜂鸟发现花蜜和花粉是很有营养的。

He developed an allergy to pollen.

他对花粉过敏。

Pollen morphology of Plumbaginaceae in China.

中国白花丹科花粉形态研究.

Hay fever sufferers have a worse time when the pollen count is high.

花粉计数，草热患者的日子就更不好过了。

The big,empty and abortive pollen grains are abserred at the stage of uninuclear microspore.

单核期的小孢子出现壁发育不良和巨大及空花粉现象。

Nectar and pollen are very nutritious.

花蜜和花粉是很有营养的。

The exine is composed of tectum, columellae, foot layer and endexine.

花粉外壁由顶盖层、柱状层、底层及外壁内层所组成。

The outer wall (extine) of the pollen grain is often diagnostic (see pollen) and very resistant to decay.

花粉外壁（花粉壁）通常为特异性的并很难腐烂。

A mass of waxy pollen grains transported as a unit in many members of the Orchidaceae and Asclepiadaceae.

花粉块 Pollinium (pl. pollinia) 在许多兰科和萝藦科植物中，作为传粉单位的蜡质花粉团。

Tapetum (pl. tapeta) A food-rich layer surrounding the spore mother cells in the anthers of vascular plants.

维管植物花粉囊内包围孢子母细胞的富含营养物质的一层。

The pollen morphology of 10 species of Scorzonera genus in the Mongolian Plateau was observed by scanning electronic microscope.

扫描电子显微镜观察了蒙古原鸦葱属植物10个种的花粉形态。

Pollen mother cells undergo meioses through simultaneous cytokinesis and give rise to tetrads of microspores, which are tetrahedrally arranged.

花粉母细胞行减数分裂，细胞质分裂属同型，产生小孢子四分体，为四面体形。

(2) The pantoporate pollen of P. merrilliana shows that the species has vital taxonomical and evolutionary significance in Primula.

(2) 安徽羽叶报春的散孔型花粉显示其在报春花属中有重要的系统意义和进化意义。

The similarity of its heteropolar 3- or 6-aperturate pollen to the 3-aperturate pollen of Eudicots might result from convergent evolution.

其异极3沟或6沟型花粉与真双子叶植物的3沟花粉的相似是趋同演化的果。

Generative nuclei The two gametic nuclei formed by the division of the generative cell in the pollen tube of angiosperms.

在被子植物花粉管中的生殖细胞（应为雄原核译者注）分裂成两个配子的核。

These results indicate that callose metabolism is active and very important not only in microsporogenesis but also in microgametogenesis in rice.

营养细胞的细胞质中继续积累胼胝质，花粉成熟对胼胝质在小孢子形成和发育过程中的功能进行了讨论。

But fed with oakery pollen,indices as above were 9. 59 days, 37. 17 days, 3. 89 days,and 0. 86 per day,respectively.

而青杠花粉饲养，其发育历期长达9．59天，雌雄成螨寿命缩短为37．17天和3．87天，日平均产卵量仅0．86。

It indicated that the frequency of formation of the true pollen-derived plantletsw ere significantly low in the anther culture of B. napes.

这些果说明在油菜的花药培养中可能有一少数花粉植株的形成。

As a result, this paper presents the 3D reconstruction segmentation display, and analysis results of pollen spore, chaperonin, head, cervical vertabra, tibia and carpale.

实现了花粉孢子、分子伴侣、以及头颅、颈椎、胫骨、腕骨的三维重建分析测量与分割。

The pollen of the weed is the main sensibiligen of hay fever in human.

豚草粉是人类枯草热症的主要致敏源。

Hummingbirds have discovered that nectar and pollen are very nutritious.

蜂鸟发现粉是很有营养的。

He developed an allergy to pollen.

他对粉过敏。

Pollen morphology of Plumbaginaceae in China.

中国白丹科粉形态研究.

Hay fever sufferers have a worse time when the pollen count is high.

粉计数高时，枯草热患者的日子就更不好过了。

The big,empty and abortive pollen grains are abserred at the stage of uninuclear microspore.

单核期的小孢子出现壁发育不良巨大及空粉现象。

Nectar and pollen are very nutritious.

粉是很有营养的。

The exine is composed of tectum, columellae, foot layer and endexine.

粉外壁由顶盖层、柱状层、底层及外壁内层所组成。

The outer wall (extine) of the pollen grain is often diagnostic (see pollen) and very resistant to decay.

粉外壁（粉壁）通常为特异性的并很难腐烂。

A mass of waxy pollen grains transported as a unit in many members of the Orchidaceae and Asclepiadaceae.

粉块 Pollinium (pl. pollinia) 在许多兰科萝藦科植物中，作为传粉单位的蜡质粉团。

Tapetum (pl. tapeta) A food-rich layer surrounding the spore mother cells in the anthers of vascular plants.

维管植物粉囊内包围孢子母细的富含营养物质的一层结构。

The pollen morphology of 10 species of Scorzonera genus in the Mongolian Plateau was observed by scanning electronic microscope.

用扫描电子显微镜观察了蒙古高原鸦葱属植物10个种的粉形态。

Pollen mother cells undergo meioses through simultaneous cytokinesis and give rise to tetrads of microspores, which are tetrahedrally arranged.

粉母细数分裂，细质分裂属同时型，产生小孢子四分体，为四面体形。

(2) The pantoporate pollen of P. merrilliana shows that the species has vital taxonomical and evolutionary significance in Primula.

(2) 安徽羽叶报春的散孔型粉显示其在报春属中有重要的系统意义进化意义。

The similarity of its heteropolar 3- or 6-aperturate pollen to the 3-aperturate pollen of Eudicots might result from convergent evolution.

其异极3沟或6沟型粉与真双子叶植物的3沟粉的相似是趋同演化的结果。

Generative nuclei The two gametic nuclei formed by the division of the generative cell in the pollen tube of angiosperms.

在被子植物粉管中的生殖细（应为雄原核译者注）分裂成两个配子的核。

These results indicate that callose metabolism is active and very important not only in microsporogenesis but also in microgametogenesis in rice.

营养细的细质中继续积累胼胝质，粉成熟对胼胝质在小孢子形成发育过程中的功能进了讨论。

But fed with oakery pollen,indices as above were 9. 59 days, 37. 17 days, 3. 89 days,and 0. 86 per day,respectively.

而用青杠粉饲养，其发育历期长达9．59天，雌雄成螨寿命缩短为37．17天3．87天，日平均产卵量仅0．86。

It indicated that the frequency of formation of the true pollen-derived plantletsw ere significantly low in the anther culture of B. napes.

这些结果说明在油菜的药培养中可能有一少数粉植株的形成。

As a result, this paper presents the 3D reconstruction segmentation display, and analysis results of pollen spore, chaperonin, head, cervical vertabra, tibia and carpale.

实现了粉孢子、分子伴侣、以及头颅、颈椎、胫骨、腕骨的三维重建分析测量与分割。

The pollen of the weed is the main sensibiligen of hay fever in human.

豚草花粉是人类枯草热症的主要致敏源。

Hummingbirds have discovered that nectar and pollen are very nutritious.

蜂鸟发现花蜜和花粉是很有营养的。

He developed an allergy to pollen.

他对花粉过敏。

Pollen morphology of Plumbaginaceae in China.

中国白花丹科花粉态研究.

Hay fever sufferers have a worse time when the pollen count is high.

花粉计数高时，枯草热患者的日子就更不好过了。

The big,empty and abortive pollen grains are abserred at the stage of uninuclear microspore.

单核期的小孢子出现壁发育不良和巨大及空花粉现象。

Nectar and pollen are very nutritious.

花蜜和花粉是很有营养的。

The exine is composed of tectum, columellae, foot layer and endexine.

花粉外壁由顶盖层、柱状层、底层及外壁内层所组成。

The outer wall (extine) of the pollen grain is often diagnostic (see pollen) and very resistant to decay.

花粉外壁（花粉壁）通常为特异性的并很难腐烂。

A mass of waxy pollen grains transported as a unit in many members of the Orchidaceae and Asclepiadaceae.

花粉块 Pollinium (pl. pollinia) 在许多兰科和萝藦科植物中，作为传粉单位的蜡质花粉团。

Tapetum (pl. tapeta) A food-rich layer surrounding the spore mother cells in the anthers of vascular plants.

维管植物花粉囊内包围孢子母细胞的富含营养物质的一层结构。

The pollen morphology of 10 species of Scorzonera genus in the Mongolian Plateau was observed by scanning electronic microscope.

用扫描电子显微镜观察了蒙古高原鸦葱属植物10个种的花粉态。

Pollen mother cells undergo meioses through simultaneous cytokinesis and give rise to tetrads of microspores, which are tetrahedrally arranged.

花粉母细胞行减数分裂，细胞质分裂属同时型，产生小孢子四分，为四面。

(2) The pantoporate pollen of P. merrilliana shows that the species has vital taxonomical and evolutionary significance in Primula.

(2) 徽羽叶报春的散孔型花粉显示其在报春花属中有重要的系统意义和进化意义。

The similarity of its heteropolar 3- or 6-aperturate pollen to the 3-aperturate pollen of Eudicots might result from convergent evolution.

其异极3沟或6沟型花粉与真双子叶植物的3沟花粉的相似是趋同演化的结果。

Generative nuclei The two gametic nuclei formed by the division of the generative cell in the pollen tube of angiosperms.

在被子植物花粉管中的生殖细胞（应为雄原核译者注）分裂成两个配子的核。

These results indicate that callose metabolism is active and very important not only in microsporogenesis but also in microgametogenesis in rice.

营养细胞的细胞质中继续积累胼胝质，花粉成熟对胼胝质在小孢子成和发育过程中的功能进行了讨论。

But fed with oakery pollen,indices as above were 9. 59 days, 37. 17 days, 3. 89 days,and 0. 86 per day,respectively.

而用青杠花粉饲养，其发育历期长达9．59天，雌雄成螨寿命缩短为37．17天和3．87天，日平均产卵量仅0．86。

It indicated that the frequency of formation of the true pollen-derived plantletsw ere significantly low in the anther culture of B. napes.

这些结果说明在油菜的花药培养中可能有一少数花粉植株的成。

As a result, this paper presents the 3D reconstruction segmentation display, and analysis results of pollen spore, chaperonin, head, cervical vertabra, tibia and carpale.

实现了花粉孢子、分子伴侣、以及头颅、颈椎、胫骨、腕骨的三维重建分析测量与分割。

The pollen of the weed is the main sensibiligen of hay fever in human.

豚草花粉人类枯草热症的主要致敏源。

Hummingbirds have discovered that nectar and pollen are very nutritious.

蜂鸟发现花蜜和花粉有营养的。

He developed an allergy to pollen.

他对花粉过敏。

Pollen morphology of Plumbaginaceae in China.

中国白花丹花粉形态研究.

Hay fever sufferers have a worse time when the pollen count is high.

花粉计数高时，枯草热患者的日子就更不好过了。

The big,empty and abortive pollen grains are abserred at the stage of uninuclear microspore.

单核期的小孢子出现壁发育不良和巨大及空花粉现象。

Nectar and pollen are very nutritious.

花蜜和花粉有营养的。

The exine is composed of tectum, columellae, foot layer and endexine.

花粉外壁由顶盖层、柱状层、底层及外壁内层所组成。

The outer wall (extine) of the pollen grain is often diagnostic (see pollen) and very resistant to decay.

花粉外壁（花粉壁）通常为特异性的并难腐烂。

A mass of waxy pollen grains transported as a unit in many members of the Orchidaceae and Asclepiadaceae.

花粉块 Pollinium (pl. pollinia) 在许多兰和植物中，作为传粉单位的蜡质花粉团。

Tapetum (pl. tapeta) A food-rich layer surrounding the spore mother cells in the anthers of vascular plants.

维管植物花粉囊内包围孢子母细胞的富含营养物质的一层结构。

The pollen morphology of 10 species of Scorzonera genus in the Mongolian Plateau was observed by scanning electronic microscope.

用扫描电子显微镜观察了蒙古高原鸦葱属植物10个种的花粉形态。

Pollen mother cells undergo meioses through simultaneous cytokinesis and give rise to tetrads of microspores, which are tetrahedrally arranged.

花粉母细胞行减数分裂，细胞质分裂属同时型，产生小孢子四分体，为四面体形。

(2) The pantoporate pollen of P. merrilliana shows that the species has vital taxonomical and evolutionary significance in Primula.

(2) 安徽羽叶报春的散孔型花粉显示其在报春花属中有重要的系统意义和进化意义。

The similarity of its heteropolar 3- or 6-aperturate pollen to the 3-aperturate pollen of Eudicots might result from convergent evolution.

其异极3沟或6沟型花粉与真双子叶植物的3沟花粉的相似趋同演化的结果。

Generative nuclei The two gametic nuclei formed by the division of the generative cell in the pollen tube of angiosperms.

在被子植物花粉管中的生殖细胞（应为雄原核译者注）分裂成两个配子的核。

These results indicate that callose metabolism is active and very important not only in microsporogenesis but also in microgametogenesis in rice.

营养细胞的细胞质中继续积累胼胝质，花粉成熟对胼胝质在小孢子形成和发育过程中的功能进行了讨论。

But fed with oakery pollen,indices as above were 9. 59 days, 37. 17 days, 3. 89 days,and 0. 86 per day,respectively.

而用青杠花粉饲养，其发育历期长达9．59天，雌雄成螨寿命缩短为37．17天和3．87天，日平均产卵量仅0．86。

It indicated that the frequency of formation of the true pollen-derived plantletsw ere significantly low in the anther culture of B. napes.

这些结果说明在油菜的花药培养中可能有一少数花粉植株的形成。

As a result, this paper presents the 3D reconstruction segmentation display, and analysis results of pollen spore, chaperonin, head, cervical vertabra, tibia and carpale.

实现了花粉孢子、分子伴侣、以及头颅、颈椎、胫骨、腕骨的三维重建分析测量与分割。

The pollen of the weed is the main sensibiligen of hay fever in human.

豚草花粉是人类枯草热症的主要致敏源。

Hummingbirds have discovered that nectar and pollen are very nutritious.

蜂鸟发现花蜜和花粉是很有营养的。

He developed an allergy to pollen.

他对花粉过敏。

Pollen morphology of Plumbaginaceae in China.

中国白花丹科花粉形态研究.

Hay fever sufferers have a worse time when the pollen count is high.

花粉计数高时，枯草热患者的日子就更不好过了。

The big,empty and abortive pollen grains are abserred at the stage of uninuclear microspore.

单核期的小孢子出现壁发育不良和巨大及空花粉现象。

Nectar and pollen are very nutritious.

花蜜和花粉是很有营养的。

The exine is composed of tectum, columellae, foot layer and endexine.

花粉外壁由顶盖层、柱状层、底层及外壁内层所组成。

The outer wall (extine) of the pollen grain is often diagnostic (see pollen) and very resistant to decay.

花粉外壁（花粉壁）通常为特异性的并很难腐烂。

A mass of waxy pollen grains transported as a unit in many members of the Orchidaceae and Asclepiadaceae.

花粉块 Pollinium (pl. pollinia) 在许多兰科和萝藦科植物中，作为传粉单位的蜡质花粉团。

Tapetum (pl. tapeta) A food-rich layer surrounding the spore mother cells in the anthers of vascular plants.

维管植物花粉囊内包围孢子母细胞的富含营养物质的一层结构。

The pollen morphology of 10 species of Scorzonera genus in the Mongolian Plateau was observed by scanning electronic microscope.

用扫描电子显微镜观察了蒙古高原鸦葱属植物10个种的花粉形态。

Pollen mother cells undergo meioses through simultaneous cytokinesis and give rise to tetrads of microspores, which are tetrahedrally arranged.

花粉母细胞行减数分裂，细胞质分裂属同时型，产生小孢子四分体，为四面体形。

(2) The pantoporate pollen of P. merrilliana shows that the species has vital taxonomical and evolutionary significance in Primula.

(2) 安徽春的散孔型花粉显示其在春花属中有重要的系统意义和进化意义。

The similarity of its heteropolar 3- or 6-aperturate pollen to the 3-aperturate pollen of Eudicots might result from convergent evolution.

其异极3沟或6沟型花粉与真双子植物的3沟花粉的相似是趋同演化的结果。

Generative nuclei The two gametic nuclei formed by the division of the generative cell in the pollen tube of angiosperms.

在被子植物花粉管中的生殖细胞（应为雄原核译者注）分裂成两个配子的核。

These results indicate that callose metabolism is active and very important not only in microsporogenesis but also in microgametogenesis in rice.

营养细胞的细胞质中继续积累胼胝质，花粉成熟对胼胝质在小孢子形成和发育过程中的功能进行了讨论。

But fed with oakery pollen,indices as above were 9. 59 days, 37. 17 days, 3. 89 days,and 0. 86 per day,respectively.

而用青杠花粉饲养，其发育历期长达9．59天，雌雄成螨寿命缩短为37．17天和3．87天，日平均产卵量仅0．86。

It indicated that the frequency of formation of the true pollen-derived plantletsw ere significantly low in the anther culture of B. napes.

这些结果说明在油菜的花药培养中可能有一少数花粉植株的形成。

As a result, this paper presents the 3D reconstruction segmentation display, and analysis results of pollen spore, chaperonin, head, cervical vertabra, tibia and carpale.

实现了花粉孢子、分子伴侣、以及头颅、颈椎、胫骨、腕骨的三维重建分析测量与分割。

The pollen of the weed is the main sensibiligen of hay fever in human.

豚草花粉是人类枯草热症主要致敏源。

Hummingbirds have discovered that nectar and pollen are very nutritious.

蜂鸟发现花蜜和花粉是很有营养。

He developed an allergy to pollen.

他对花粉过敏。

Pollen morphology of Plumbaginaceae in China.

中国白花丹科花粉形态研究.

Hay fever sufferers have a worse time when the pollen count is high.

花粉计数高时，枯草热患者日子就更不好过了。

The big,empty and abortive pollen grains are abserred at the stage of uninuclear microspore.

单核期子出现壁发育不良和巨大及空花粉现象。

Nectar and pollen are very nutritious.

花蜜和花粉是很有营养。

The exine is composed of tectum, columellae, foot layer and endexine.

花粉外壁由顶盖层、柱状层、底层及外壁层所组成。

The outer wall (extine) of the pollen grain is often diagnostic (see pollen) and very resistant to decay.

花粉外壁（花粉壁）通常为特异性并很难腐烂。

A mass of waxy pollen grains transported as a unit in many members of the Orchidaceae and Asclepiadaceae.

花粉块 Pollinium (pl. pollinia) 在许多兰科和萝藦科植物中，作为传粉单位蜡质花粉团。

Tapetum (pl. tapeta) A food-rich layer surrounding the spore mother cells in the anthers of vascular plants.

维管植物花粉围子母细胞富含营养物质一层结构。

The pollen morphology of 10 species of Scorzonera genus in the Mongolian Plateau was observed by scanning electronic microscope.

用扫描电子显微镜观察了蒙古高原鸦葱属植物10个种花粉形态。

Pollen mother cells undergo meioses through simultaneous cytokinesis and give rise to tetrads of microspores, which are tetrahedrally arranged.

花粉母细胞行减数分裂，细胞质分裂属同时型，产生子四分体，为四面体形。

(2) The pantoporate pollen of P. merrilliana shows that the species has vital taxonomical and evolutionary significance in Primula.

(2) 安徽羽叶报春散孔型花粉显示其在报春花属中有重要系统意义和进化意义。

The similarity of its heteropolar 3- or 6-aperturate pollen to the 3-aperturate pollen of Eudicots might result from convergent evolution.

其异极3沟或6沟型花粉与真双子叶植物3沟花粉相似是趋同演化结果。

Generative nuclei The two gametic nuclei formed by the division of the generative cell in the pollen tube of angiosperms.

在被子植物花粉管中生殖细胞（应为雄原核译者注）分裂成两个配子核。

These results indicate that callose metabolism is active and very important not only in microsporogenesis but also in microgametogenesis in rice.

营养细胞细胞质中继续积累胼胝质，花粉成熟对胼胝质在子形成和发育过程中功能进行了讨论。

But fed with oakery pollen,indices as above were 9. 59 days, 37. 17 days, 3. 89 days,and 0. 86 per day,respectively.

而用青杠花粉饲养，其发育历期长达9．59天，雌雄成螨寿命缩短为37．17天和3．87天，日平均产卵量仅0．86。

It indicated that the frequency of formation of the true pollen-derived plantletsw ere significantly low in the anther culture of B. napes.

这些结果说明在油菜花药培养中可能有一少数花粉植株形成。

As a result, this paper presents the 3D reconstruction segmentation display, and analysis results of pollen spore, chaperonin, head, cervical vertabra, tibia and carpale.

实现了花粉子、分子伴侣、以及头颅、颈椎、胫骨、腕骨三维重建分析测量与分割。