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The mtDNA Legacy of the Levantine Early Upper Palaeolithic in Africa - Back-migrations of ancient Asian populations through the Levant contributed to the peopling of northern and eastern Africa.

线粒体上游旧石器时代早期遗留的东方非洲-背古亚洲迁徙种群通过运动会为peopling北部和东部非洲。

The data between two populations were compared by likelihood ratio test.

并对两群体之间的分布以拟然比方法进行比较。

This paper researches a predator-prey model with Holling Ⅲ functional responses and linear harvesting rate,in which two populations have the density restriction.

研究了在线性收获率条件下两种群都具有密度制约项的HollingⅢ类功能性反应的捕食模型，利用微分方程定性分析理论，对模型进行了定性分析。

To investigate the genetic differences between the Liquidambar formosana populations at different altitudes and in the same light conditions in Wuzhi Mountain of Hainan, the samples of Liquidambar formosana at 7 altitude levels and the 6 samples (among which, there were 3 samples from shade conditions and 3 from sunlight conditions) from the same altitude (700 m) were made a study in molecular biology by RAPD method, with 50 random primes in use.

为了解五指山不同海拔下枫香居群之间的遗传差异，用50个随机引物，应用随机扩增多态性DNA方法，分别对7个海拔梯度、相同光照条件下的枫香样品和710 m海拔高度的6个枫香样品（3个阴性条件样品和3个阳性条件样品）进行了分子生态学研究。

The volume productivity of the dominant populations increased differently, for example, the growth rates of Schima superba, and Cyclobalanopsis glauca are 4.83 percent, and 5.16 percent, while that of Liquidambar formosana is only 0.29 per cent, which embody the high competitive ability of every green tree species.

而人工林的物种多样性低，群落结构简单，系统生物量最低，土壤营养元素含量呈下降趋势，应该进行合理管护以提高人工林的系统维持能力和生态防护能力。

Significant difference of reproductive package patterns exists between two populations of Liriodendron chinense.

选择浙江龙王山自然保护区和贵州松桃两个居群的中国鹅掌楸，研究其果实与种子的变异格局。

They are particularly effective in communicating health effects to comparative low literate populations, children and young people.

它们是特别有效的沟通对健康的影响比较低识字人口，儿童和青年人。

Both of these patient populations can enhance live birth rates by treatment with intravenous immunoglobulin.

而这些病人可通过静脉免疫球蛋白处理而提高新生命的存活率。

In the meantime, the data of 7 loci of 13 cattle populations in China

结果表明，在所检测的21 个基因座中，有9 个存在多型

Data of Yuerya gold mine′s Au grades are composed of two lognormal distribution populations which are overprinted.

经研究，峪耳崖金矿的金品位即由两个对数正态分布总体叠加而成。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。