Variance analysis showed that the fiber and xylem ray proportion among populations were insignificant, but the vessel-elements proportion varied greatly.
方差分析表明，种群间导管比量差异显著，木射线比量和纤维比量差异不显著。
The American Staffordshire Terrier's standard allows a variance in weight, but it should be in proportion to size.
美国斯塔福郡梗的标准允许在重量的一个变化，但是它应该是结构尺寸均衡的比例。
The genetic constitution of sister line and sister species made up the smaller proportion of the total crosses variance, but it had larger differences among the ear characters.
尽管姊妹系和姊妹种的遗传成分在组合表型总方差中所占比例较小，但其在穗部各性状之间仍存在较大分歧。
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