protonema

protonema

1. Oedocladium protonema

n. 原丝枝鞘藻

2. Effects of different media and enzymes on protonema of Physcomitrium sphaeri

不同培养基及酶对立碗藓原丝体的作用研究

3. Study of Spore Germination and Protonema Development of Five Species of Mosses

五种藓类植物的孢子萌发与原丝体发育

4. Effects of light and temperatures on spore germination and protonema development of Dolichomitriopsis diversiformis

光照和温度对尖叶拟船叶藓孢子萌发及原丝体发育的影响

5. primary protonema

初生原丝体

6. The mature gametophyte plants develop from buds that form at several points along the protonema.

原丝体上形成1个或几个芽体，芽体进一步发育为配子体。

7. Protonema development

原丝体发育

8. Experimental Studies on the Characteristics of Protonema Development in Encalypta ciliata

原丝体发育特征的实验研究

9. Protonema (pl. protonemata) The young bryophyte gametophyte that develops following spore germination.

原丝体：苔藓植物中直接由孢子萌发形成的结构称为原丝体。

10. Protonema (pl. protonemata) The young bryophyte gametophyte that develops following spore germination. The mature gametophyte plants develop from buds that form at several points along the protonema.

原丝体：苔藓植物中直接由孢子萌发形成的结构称为原丝体。原丝体上形成1个或几个芽体，芽体进一步发育为配子体。

11. The process from the spore germination and protonema growth to development of the gametophyte are illustrated and taken microphotographs.

在光学显微镜下对配子体发生进行了观察、描绘和照相。

12. In plant kingdom, having a protonema stage after spore germination is a specific character of moss and a marked difference compared with other plant group.

在植物界，孢子萌发后的原丝体发育阶段是藓类植物所独有的特征，也是该类群区别于其它类群的一个显著特点。

13. Study on the Characteristics of Protonema Development of Bryum uliginosum

垂蒴真藓原丝体发育特征的研究

14. Effect of Three Growth Regulators on Spore Germination, Protonema Development and Bud Differentiation in Entodon challengeri

孢子萌发、原丝体发育及芽体发生的影响

15. Effect of NAA on Spore Germination and Protonema Growth of Funaria hygrometrica

孢子萌发及原丝体生长的影响

16. Study on the Characteristics of Protonema Development in Dolichomitriopsis diversiformis

尖叶拟船叶藓原丝体发育特征研究

17. Characteristics of Protonema Development of Submerged Culture in Dolichomitriopsis Diversiformis

尖叶拟船叶藓原丝体沉水培养的发育特征

18. Spore germination and protonema development have been considered to be one of the important characters in the phylogeny and evolution of major groups of the bryophytes and other plant groups.

摘要孢子萌发与原丝体发育对于研究苔藓植物以及其他植物类群的系统发育与系统演化有著十分重要的作用。

19. secondary protonema

次生原丝体

20. Protonema The green, filamentous growth that arises from spore germination in liverworts and mosses and eventually gives rise to a mature gametophyte.

由叶苔或苔藓的孢子萌芽发展而成的绿色丝状生长物,最终发展成配子体。

21. Progress in Study on Spore Germination and Protonema Development of the Bryophytes

苔藓植物孢子萌发与原丝体发育研究进展

22. Keywords moss,spore germination,protonema development,gametophyte genesis;

藓类植物;孢子萌发;原丝体发育;配子体发生;

23. It was observed by electronic microscope that the protonema appear on the fracture surface by way of adding silicone and this heighten the stecchability。

通过电镜观察表明，在无卤阻燃电缆材料添加有机硅后，在材料的断裂表面有微裂纹的现象，从而提高了阻燃电缆材料的拉伸性能。

24. Take high quality homemade or import PAN (Polypropylene Nitrile) protonema (milk-white) Oxygenation disposes it into black bright long silk by the new type of beforehand oxygenation stove.

采用优质国产或进口PAN（聚丙烯腈）原丝（乳白色）通过新型预氧化炉，氧化处理而成黑色光亮长丝。

25. Describing the characters and developmental features of spore germination and protonema development of moss applied in this research by microscopy.

采用显微观察的方法具体描述了藓类植物孢子萌发与原丝体发育的特征及发育特点。

26. ,including spore germination,protonema,trichome,chloroplastid,border cells,antheridium et,with 29 characteristic pictures.

）具代表性的配子体形态发育全过程及各环节的特征，包括孢子萌发、原丝体、毛状体、叶绿体、边缘细胞、精子器等，并附特征性结构照片29幅。