有性繁殖

为开发利用粗茎鳞毛蕨（DryopteriscrassirhizomaNakai）的药用和观赏价值、提高其质量和产量，对其进行了人工有性繁殖和复壮研究。

In order to exploit the medical and ornamental values of Dryopteris crassirhizoma Nakai , the artificial sexual propagation and rejuvenation were carried out and the quality and output of it were also improved .

红花木莲有性繁殖和生态生物学特性的研究

Study on the sexual reproduction and biological characteristics of Manglietia insignis

有些单细胞动物以分裂进行繁殖而不是有性繁殖。

Some single-celled animals propagate by division rather than sexual reproduction .

马齿苋有性繁殖特性研究

Study on the Characteristic of Sexual Reproduction of Portulaca oleracea

小蝶兰的有性繁殖和生活周期

Sexual Propagation of Phalaenopsis minor F.Y.Liu and its Life Cycle

青南地区退化天然草地综合复壮技术研究蕨的人工有性繁殖及复壮技术

Study on comprehensive rejuvenation technology of degeneration natural grassland in Qinghai-south region

种内竞争加强促进了其有性繁殖能力的提高。

Reproductive outputs and ability were enhanced with intraspecific competition increasing in E.

半夏既有有性繁殖，又有无性繁殖。

P. ternata is of sexual and asexual reproduction .

鼠尾藻的有性繁殖过程和幼苗培育技术研究

Studies on sexual reproduction and seedling-rearing of Sargassum thunbergii

有性繁殖植株也有相似的趋势。

The sexual reproduction plant has similar trends too .

龙棕有性繁殖的初步研究。

Study on sexual reproduction of trchycapus Nana becc .

有性繁殖可以形成基因变化。

Sexual reproduction serves to create genetic variety .

克隆植物的无性与有性繁殖对策

Asexual and sexual reproductive strategies in clonal plants

海藻有性繁殖生态学研究进展

Studies progresses of sexual reproductive ecology in seaweeds

野牛草有性繁殖的生物学特性及其影响种子生产的因素

On the sexual reproductive biological characteristics and factors affect seed production of Buchloe dactyloides

这些植物既可以有性繁殖，也可以无性繁殖。

These plants can reproduce sexually and asexually .

芦荟的无性快速繁殖天麻有性繁殖研究

Fast Asexual Propagation of Aloe vera Discuss on Obligate Seed Reproduction of Gastrodia Elata

波斯婆婆纳营养生长特点及其对有性繁殖贡献

Characteristics of Vegetative Growth of Veronica persica and Their Contribution to Its Sexual Reproduction

南方红豆杉有性繁殖试验初报

Primary Report Taxus Chinensis var. Mairei Reproduction Experiment

茶树有性繁殖群体变异研究

Studies on Population Variation of Tea Plant Sex-reproduction

生物学家认为有性繁殖促使遗传多样性，因此有进化优势。

Biologists believe that sex offers an evolutionary advantage because it promotes genetic diversity .

湖北恩施地区茶树有性繁殖群体变异研究

Study of Group Variation in Sexual Propagation of Tea Tree in Enshi of Hubei Province

在金融有机体中，不存在与有性繁殖相对应的功能。

Among financial organisms , there is no counterpart to the role of sexual reproduction .

10.我们的实验结果未发现克隆繁殖和有性繁殖之间的权衡关系。

10 . Trade-off between clonal and sexual reproduction was not detected during the experimental research .

有性繁殖和无性的克隆生长相互配合达到种群较高的繁殖效率；

Seed production and asexual clonal growth cooperated with each other to make high reproductive effort .

藕莲有性繁殖栽培高产优质藕莲新品种选育研究

A preliminary study on the breeding of new Chinese lotus cultivars of high yield and fine quality

供试品种的有性繁殖过程与叶片对SO2的伤害反应不同。

The reaction of sexual reproduction and leaf of the experimental cultivars to SO2 injury is different .

所有有性繁殖生物源于一个共同的单细胞真核生物物种祖先。

All sexually reproducing organisms derive from a common ancestor which was a single celled eukaryotic species .

有性繁殖是真核生物生命周期的一个普遍特征。

Sex prevails in nature , presenting as a general feature of the life cycle of eukaryotes .

在严重干旱胁迫下，幼苗的有性繁殖被限制，但在中等程度干旱胁迫下，幼苗的有性繁殖能力被提高。

The capacity for reproduction was limited by severe drought stress , and improved by moderate drought stress .