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繁殖群

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Any of various members of a large group of fungi bearing sexually produced spore s on a basidium.

担子菌任何一大群真菌的各种成员,在一担子上带有有性繁殖的孢子。

Any of various members of a large group of fungi bearing sexually produced spores on a basidium.

担子菌任何一大群真菌的各种成员,在一担子上带有有性繁殖的孢子。

This suggests that all present-day bison are descended from a very small group of animals.

这意味着,今天所有的美洲野牛都是由同一小群祖先所繁殖而来。

The "stemma equimultiple random select cross method" and "random mating method" were used to propagate offspring population of Langshan chicken. For each population, the pedigree of individuals were ascended up to 5 generations. Then, their generation increment of inbreeding coefficient was caculated using the regression slope rate.

以狼山鸡为素材,利用"家系等量随机选配法"和"随机交配法"2种保种方法进行继代繁殖鸡群,每个保种群每个世代的鸡只均逐只编制往上追溯5代的系谱图,利用回归斜率分析方法计算世代增量。

ACT's researchers were not the first to think that such biopsied cells might, instead, be encouraged to reproduce—thus generating a line of stem cells.

ACT的研究人员不是最早认为活检的细胞可以分裂繁殖成一个干细胞细胞群。

Eggs of Black-crowned Night Heron and Little Egret were sampled in May of 2005 from Yingshang Balihe Reserve, Anhni Province. Residues of Cd, Pb and Cr were determined by atomic absorption spectrophotometer analysis.

2005年5月,采集了淮河地区颍上八里河集群繁殖的夜鹭和小白鹭鸟卵共18枚,用原子吸收法测定了卵壳、内容物中重金属Cd、Pb、Cr的残留量。

This was the reason of no mature ovum in worker. But worker has a potential ability to turn into reproductives because of its complete differentiation stage and the growth stage in oogenesis.

由于具有完整的卵母细胞分化期和生长期,在巢群需要的情况下受调节可以进一步发育完成卵黄的形成,因此工蚁具有向繁殖蚁转化的能力。

The result showed that the clustering degrees of the populations of Hippuris vulgaris,Eleocharis valleculosa and Blysmus sinocompressu increased first and then decreased from the invasive stage, settle ment stage to culminative developmental stage. While the clustering degree of the population of Suaeda glauca increased from seedlings to propagation in which the population appeared aggregation.

研究表明:杉叶藻、槽杆荸荠、华扁穗莞三种群由侵入期、定居初期到种群发育盛期的过程中,其集群程度先增大后减小,总体呈扩散的趋势;碱蓬种群,从幼苗到繁殖期,集群程度增大,呈聚集的趋势。

Results Based on the analysis of the number and lightness of DGGE bands, we studied the change of the microbial community diversity activation of stratal bacteria.

通过对内源微生物激活前后DGGE条带的数量和亮度变化分析表明,油藏环境中的细菌在种类和数量上并不丰富,激活剂的加入改变了菌群原有的贫营养环境,从而使一些因营养缺乏生长受抑制细菌得以大量繁殖,菌群结

Cloning of animals is a group of special animal groups, through human asexual reproduction means, From a background of animal cells is the same group of individuals.

克隆动物是一群特别的动物群体,是人类通过无性繁殖的手段,从一个动物细胞获得背景相同的个体群的过程。

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Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势,并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。

This dramatic range, steeper than the Himalayas, is the upturned rim of the eastern edge of Tibet, a plateau that has risen to 5 km in response to the slow but un stoppable collision of India with Asia that began about 55 million years ago and which continues unabated today.

这一引人注目的地域范围,比喜马拉雅山更加陡峭,是处于西藏东部边缘的朝上翻的边框地带。响应启始于约5500万年前的、缓慢的但却不可阻挡的印度与亚洲地壳板块碰撞,高原已上升至五千米,这种碰撞持续至今,毫无衰退。