无性的

Also it was discussed that current situation of studies on culture technology in the aspects of seeds produce , the ways of planting , agamogenesis and transplanting . So , the existing research shortage of two aspects and technology problem to be solved urgently were pointed out .

从抗旱，抗寒，抗风，抗虫及耐盐几方面综合分析目前沙冬青在抗逆性研究方面的进展，同时对种子生产，播种育苗方式，无性繁殖，移栽育苗技术等几个方面评述目前沙冬青栽培技术方面的研究现状，并就此提出了目前沙冬青抗逆性和培育技术研究方面存在的不足以及亟待解决的技术问题。

Also it was discussed that current situation produce , the ways of planting , agamogenesis and aspects and technology problem to be solved urgentl of studies on culture technology in the aspects of seeds transplanting .

从抗旱，抗寒，抗风，抗虫及耐盐几方面综合分析目前沙冬青在抗逆性研究方面的进展，同时对种子生产，播种育苗方式，无性繁殖，移栽育苗技术等几个方面评述目前沙冬青栽培技术方面的研究现状，并就此提出了目前沙冬青抗逆性和培育技术研究方面存在的不足以及亟待解决的技术问题。

The artificial insemination, test-tube baby, asexuality breeds the modern artificial in etc. grows the technical development, not only changes people grow the idea, from here the value that bring conflicts but also making the traditional law suffer the unprecedented challenge.

人工授精、试管婴儿、无性繁殖等现代人工生育技术的发展，不但改变了人们的生育观念，由此带来的价值冲突也使传统法律受到前所未有的挑战。

The result is that some can be extremely long-lived, with clones, such as those of the creosote bush known to have lived for over 10000 years.

由于无性繁殖的存在，结果导致某些植物的寿命极长。比如一种灌丛是已知的寿命超过10000年的植物。

Canadian goldenrod is a perennial rhizomatic plant native to North America; it was introduced into China as ornamental plant in 1935, and has become one of the detrimental weeds in Shanghai.

加拿大一枝黄花是菊科多年生草本植物，同时具有无性繁殖和有性繁殖的习性，原产于北美洲。1935年作为观赏花卉引入中国之后逸生为杂草，现已成为上海最为常见的恶性杂草之一，对本地的生物多样性造成了严重的威胁。

In this text, we researched some quantit y properties of clone reproduction organ of several main rhizomatous grasses .The results

本文以我国北方草原上几种重要的根茎禾草为研究对象，对其地下的无性繁殖器官的一些特性进

The same life form, vegetative reproduction strategy and similar age structure of Scirpus planiculmis or Carex kirganica were due to the long time convergent adaptation.

紧穗三棱草和长秆苔草相同的生活型、相似的种群年龄结构和无性繁殖方式是对湿地生境长期趋同适应产生的结果。

Results The morphology and asexual reproduction of Cloudina are broadly similar to modern serpulid annelids and its flourishing is somewhat coeval and corresponding to a positive excursion of δ13C.

结果 Cloudina可能是多毛类龙介虫，二者在管体形态特征、无性繁殖方式等方面存在可比性；Cloudina的出现都对应着碳同位素的明显正漂移，具有基本等时的特点。

The establishment of polyploids is favored by differential niche preference, low dispersal, a selfing or asexual mating system, high fecundity , and a perennial life history .

对不同生态位的偏好，低分散，一个自交或无性交配系统，繁殖力高和多年的生活史都有利于多倍体的建立。

But rotifers, the only confirmed "ancient asexuals" in the animal kingdom, have survived by abstaining from sex for the last 30 to 50 million years.

唯一在动物世界里被证实是&古老的无性生殖&的轮虫，在过去的3000至5000万年前通过无性繁殖幸存下来。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。