查询词典 populations

Cluster analysis and principal component analysis of the physical characters of 23 populations in China with 13 measurements, including maximum head length, maximum head breadth, minimum frontal breadth, bizygomatic breadth, morphological facial heigth, nose breadth, nose heigth, mouth breadth, interocular breadth, stature, sitting height, breadth of shoulder and distance between iliac crests are made.

作者选取13项指标（头长、头宽、额最小宽、面宽、形态面高、鼻宽、鼻高、口裂宽、两眼内宽、身高、坐高、肩宽、骨盆宽）对我国23个群体体质特征进行了聚类分析与主成分分析。研究结果显示：23个群体可分为南方组、北方组和中间类群组。南方组与北方组的体质区别主要为体部的长度、宽度的差异。

The intertidal flats and salt marshes provide feeding and roosting sites for large populations of water birds.

混合泥沙的平地和盐沼给众多的水鸟提供觅食和栖息的场所。

An interval estimation method for the common mean of several non-homogeneous inverse Gaussian populations is discussed.

这篇文章里我们讨论了关於多个异质的逆高斯分配的共同平均数信赖区间的估计。

The results indicated that detection of SSR polymorphisms was one of the most efficient and accurate measures to study the genetic differences among rice varieties, which was helpful to the discovery of favorable genes and their utilization in advanced-backcross introgression populations.

试验结果表明检测SSR多态性是研究水稻品种之间遗传差异的高效、准确的手段之一，为高代回交导入群体的有利基因发掘和利用提供了有益的参考。

However, the level of admixture through the cattle introgression in the yak populations was low, on average of 0.8%, and with no clear geographic pattern.

在基因组水平上，黄牛对于牦牛群体的遗传影响很小(0.8%)。

In addition, long-term inundation was harm-fur to experimental populations, and deep water also inhibited sexual reproduction of the wild rice.

3长期生长於过高的水深对北缘普通野生稻的有性繁殖也具有抑制作用。

The results showed as followed :（ 1 ） The most important factor of atmospheric general circulation controlled and influenced the immigration of WBPH＇s populations was the patterns and the tempo-spatial changes of potential height field on 850hPa isobaric surface,（2） There were relative coincident air streams with a northern exposure on 850hPa isobaric surface during the migrations northward of WBPH and there were concurrent airflows with a southern exposure on 925hPa isobaric surface during the migration southward.

利用MM5中尺度数值预报模式和由PCVSAT系统接收的气象数据对2个典型的白背飞虱南、北迁降落过程的大气背景进行了数值模拟和客观分析，模拟和分析结果表明：（1）850hPa等压面上气压场的配置及其随时空的演变是控制和影响白背飞虱迁入的最重要的大气环流因素。

Some of the articles published in this issue examine the interactions of law and "vulnerable" populations.

在这个问题上发表的文章的一些研究法律的相互作用和"弱势"群体。

The normal feather Wugu chickens also had a lot of maternal ancestors; the result showed that at least six populations of red jungle fowl contributed to the gene pool of the domestic fowls.

丝羽乌骨鸡为常羽乌骨鸡的突变型，常羽乌骨鸡有比丝羽乌骨鸡更多的单倍型类型，而且在丝羽乌骨鸡群体中出现的几种主体单倍型类型也是常羽乌骨鸡群体的主体单倍型。

Romanov M N%Weigend S Analysis of genetic relationships between various populations of domestic and jungle fowl using microsatellite markers Poultry Science , 2001,null

高玉时%杨宁%李慧芳%王克华%童海兵我国地方鸡品种保种群微卫星多态性分析与分子标记档案的建立遗传， 2004，6

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％。