As quantitative character of drought resistance, traditional breeding has too many limitations to satisfy the needing of breeders in the future.
然而,玉米的抗旱性状属于数量性状,由于传统育种方法的局限性,已经不能满足人们越来越高的需求。
参考来源 - 外源脱水应答转录因子CBF4基因转化玉米的研究Through analyzing these characters, we made some conclusions as follows: 1. to every quantitative character, we get a clear numeric area to discriminate the different operational taxonomic units. 2. we chose the valid qualitative characters in these operational taxonomic units.
评价了这些性状的序级性、间断性和代表性,结论如下:1.对于数量性状,得出了适合各级分类的数值区间;2.给出了在不同序级上适合分类的质量性状。
参考来源 - 沙蜥属部分物种分类性状评价·2,447,543篇论文数据，部分数据来源于NoteExpress
A mathematical approach to several problems of quantitative character inheritance is presented in this paper.
本文对数量性状遗传的某些问题从数学上进行了整理。
Nor is it identical with what we call general economic theory, although a considerable portion of this theory has a definitely quantitative character.
它也不是相同的就是我们所说的一般经济理论，但有相当一部分这个理论有一个绝对数量性状。
The results showed that the disease resistance of F 1 hybrids was continual and had quantitative character inheritance that was controlled by multiple gene.
结果表明，不同组合后代群体的抗性呈连续性分布，表现出多基因控制的数量性状遗传特征。
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