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If the variations that affect reproduction are heritable , the outcome is evolution by natural selection.

如果影响繁衍的变异是可遗传的，自然选择的结果就是进化。

The Genetic variations of wheat line SY95-71 in comparison with its parents, a hexaploid triticale Eronga 83 and wheat line Fan6, were investigated by seed storage protein electrophoresis.

对以六倍体小黑麦Eronga 83和普通小麦品种繁6杂交培育的小麦品系SY95-71及其亲本进行了种子贮藏蛋白电泳分析。

Therefore, it is more important to improve TW with an eye to the increasing of starch contents on account of the less constraint effect of lysine to starch contents.1.2 Sources of variations of test weight in maizeClustering analysis was used in 2004. Twenty-nine summer maize hybrids released for commercial production in Shandong province were divided into three types: high-test weight, medium-test weight type and low-test weight type.

通径分析结果表明总淀粉含量对容重的决策系数最大为68.52%，故要提高容重，应该首先着眼于籽粒总淀粉含量的提高。1.2籽粒容重差异的主要来源2004年试验通过聚类分析将山东省最新审定的29个玉米品种划分为三类，高容重型、中容重型和低容重型。

Studies show that multifractal spectra of log data are rarely symmetrical, but have steepened slopes on their left branches where the singularity strengths are higher. This indicates more rapid variations in fractal dimensions for highly singular data points in the data series.

研究表明实测的测井数据的多重分形谱很少是对称的，一般是左侧奇异值小的分支比右侧奇异值大的分支的斜率要大，显示了较奇异的点的分数维随着奇异值的变化而有较快的变化。

Only by deeply mastering the establishment and the function of the historiographers,Can we know better the development and variations of the ancient historiographer system, so do on the research of Chinese history and the development of the historiography.

所以说，只有对先秦史官建置及史官的职能有了深刻的了解，才能进一步把握好古代史官制度的发展与流变，才能更好地研究中国的史籍和史学发展。

Although the conservative termed secondary homothallism inherit mode and absence of wild resources, the commercial strains encompass extremely limited genetic variation, in this paper we revealed some variations of phenotypic and genorypic characteristics among the tested strains in mycelium growth rate, field performance, esterase isozyme, soluble protein and AFLP fmgerprint.

双孢蘑菇由于自身保守的次级同宗配合遗传方式以及长期野生种质资源的匮乏，造成现有栽培菌株之间相似性程度较高，尽管这样，本试验采用不同方法，从菌丝生长速度、农艺性状、蛋白质以及基因组各方面系统地反映了双孢蘑菇主要商业栽培菌株间的表型及遗传差异性，为双孢蘑菇种内杂交育种提供了科学依据。

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霍伊尔赌场游戏2007-霍伊尔赌场2 007年，最畅销的赌场游戏的所有时间，提供兴奋和挑战，与超过5 00名的变化1 6最热门的赌场游戏。

The results show that the effects of formation of gas hydrate on the variations of ionic concentrations are not alike in different ...

结果表明：在不同的反应条件下，水合物的生成对各离子浓度变化的影响不同。

It is important to study isotopic variations in input water in soil system for water movement mechanism and hydrograph separation.

土壤是一个复杂的系统，研究土壤对输入水分中氢氧稳定同位素组成的影响对了解水分在土壤中的运移机理及流域径流分割等具有重要作用。

It was helpful to solve the multi-variations hydrology problem.

这对于解决与风险有关的多因素影响下的水文计算问题是非常有用的。

There had been a moment during the breakfast meeting, though, after the backslapping and the small talk and when all of us were seated, with Vice President Cheney eating his eggs Benedict impassively and Karl Rove at the far end of the table discreetly checking his BlackBerry, that I witnessed a different side of the man.

那次早餐会期间，在表示过关心和寒暄以后，我们所有人坐了下来，我注意观察了一下，副总统切尼面无表情地吃着班尼迪克蛋（Eggs benedict，源自美国，以英式松饼、火腿、水煮蛋以及荷兰酱组合而成），卡尔。罗夫在餐桌的远端谨慎地经常查看他的黑莓手机，我目睹了他所不为人知的一面。

Talk Undelete failed; someone else may have undeleted the page first.

Talk 无法删除选定的页面或图像（它可能已经被其他人删除了）。