protonema [,prəutə'ni:mə]

protonema的基本解释

n.

原丝体, 丝状体

与protonema相关的网络例句 [注：此内容来源于网络，仅供参考]

This paper sums up the study history and present situation about moss spore germination and protonema developmemt, clarifying the important scientific significance.

本文综述了国内外对藓类植物的孢子萌发和原丝体发育过程的研究历史和现状，阐明了此项研究的重要科学意义。

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.

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着十分重要的作用。

Protonema growth and gametophyte development of Encalypta ciliata are observed based on the cultivation of spore germination.

孢子的基础上，对其孢子萌发、原丝体发育及配子体发生的全过程进行了观察、描绘和照相。

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。

Fine source of fiber production to PET, PP and PVC as raw materials of various types of precursor, the main high-temperature wire products, after several years of solid development, has made a very good market effects, has won industry acclaim, enterprise output in 2000 tons, existing staff nearly 100 people, including professional and technical personnel 10 people, managers of 15 people, enterprises have a dedicated product development center, for different regional markets characterized by the development of the wig production Protonema different production processes.

精源化纤生产以PET，PP 以及PVC为原料的各类原丝，主打高温丝产品，经过几年的踏实发展，已经取得了很好的市场效应，赢得了业界的一致好评，企业年产量2000吨，现有职工近100人，其中专业技术人员10人，管理人员 15人，企业拥有专门的产品开发中心，针对不同地区市场的假发生产特点开发出不同的原丝生产工艺。

与protonema相关的网络解释 [注：此内容来源于网络，仅供参考]

protonema：原丝体

孢子成熟后,从孢蒴中散出,在适宜的环境中萌发形成具分枝的丝状体,称为原丝体(protonema),从原丝体上再生出配子体,即苔藓植物的营养体. 由此可见,苔藓植物生活史中具有明显的世代交替,并以配子体世代占优势. 苔藓植物广布全球,

protonema：丝状体

protonation 质子化 | protonema 丝状体 | protonema 原丝体

protonema：原丝体/丝状体

protonation /质子化/ | protonema /原丝体/丝状体/ | protonephron /原肾/

Protonema of Funaria W.M：藓,原丝体装片

22 藓,颈卵器切片 Archegonium of Funaria L.S. | 23 藓,原丝体装片 Protonema of Funaria W.M. | 24 蕨叶切片(示囊群) Sporophyll ofPteridium sec.