查询词典 populations

This paper made detailed studies through karyotype analysis and allozyme analysis on the materials which including 9 species of the genus Lycoris and different populations of Lycoris radiata Herb..

本研究以石蒜属9种植物以及石蒜的16个居群植物为研究材料，通过核型和同工酶研究和分析手段，对石蒜属植物种间和石蒜居群间进行了详细研究；进一步揭示了石蒜属种间以及石蒜不同居群之间的差异；为探讨石蒜属植物的系统关系和资源进一步开发利用提供基础资料。

The ramet populations of the species at OSES and Inner Mongolia Grassland Ecosystem Research Station and those under conditions of monoculture and mixed with different species were compared.

对内蒙古沙地站和内蒙古草原站的单种沙鞭分株种群的比较和在各站对单种和混交沙鞭分株种群的比较发现，不同地点和在不同群落条件下的沙鞭分株种群在许多重要性状上都存在差异。

"In some regions, natural disasters or misguided policies, or both, compound already severe situations in rander them catastrophe for the most discriminated in * populations."

&在一些地区，自然灾害或错误的政策或二者同时的作用下使本来已经很严重的情况变的更早，使那些遭到歧视或处于社会边缘的人群遭受更大的灾难。&

The annual dynamics of Brachionus populations in Lake Jinghu of Anhui Province, China was studied in the year 2003, and the relationships between their body volumes, egg volumes as well as relative egg volumes and the ecological factors including water temperature, Chl-a concentration were regressively analyzed.

对镜湖臂尾轮虫种群的周年动态进行了研究，测量和分析了它们的个体大小、卵大小和相对卵大小及其与水温和叶绿素a浓度等生态因子间的关系。

This could be a chance finding, so it also needs to be replicated in other populations, he said.

这可能是偶然发现，所以需要在其他人群中进行重复验证。

Uninfected populations are being isolated to aid in disease management and future repopulation efforts.

正在对位被感染的数量进行隔离，进行疾病管理以及为将来的繁殖做准备。

So, in theory, a decadal repopulation of all our stem cell populations with new ones whose telomeres had been restored, but which had no telomerase or ALT genes of their own, should maintain the relevant tissues indefinitely while preventing any cancer from reaching a life-threatening stage.

因此，在理论上，若我们所有的干细胞群体的端粒已被恢复、但没有端粒酶或自己的 ALT 基因，那么10年的重新群体化将在长时期内维持相应组织而防止达到威胁一定生命阶段的任何癌症。

Biological species concept This concept views species as a group of interbreeding natural populations that are reproductively isolated from other such groups.

Gene flow 生物种的概念生物种概念认为种是一组可以相互杂交的自然种群，它们与其他种群间具有繁殖隔离。

When the populations come back into contact, they have evolved such that they are reproductively isolated and are no longer capable of exchanging genes

当这些群体又重新接触时，它们已经演化到各群体间出现生殖隔离，不能再交换基因。

The idea that speciation occurs after populations are reproductively isolated has been much debated.

各群体成为生殖隔离后物种才形成，这一观念一直备受争议。

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。