他们的方法的关键是一个名为遗传力的统计概念。
The key to their approach was a statistical concept called heritability.
遗传力细菌的遗传性转化的能力。
氮吸收效率的遗传力大于氮利用效率。
The genetic ability of N uptake efficiency was higher than that of N utilization efficiency.
使用单性状动物模型估计了性状遗传力。
We estimated the heritability with single trait animal model.
株型指数在秋、春季的广义遗传力均较低。
Broad heritability of index of plant shape was low both during autumn breeding and during spring breeding.
穗行数和株高的狭义遗传力超过了50%。
Narrow heritabilities of rows per ear and plant height are higer than 50%.
选配对公畜内回归的遗传力估计值没有影响。
Assortative mating has no influence on the heritability esmates from intra-sire regression.
按广义遗传力法选用研究性状则相关系数大。
Bigger correlation coefficients can be obtained by the broad heritability method.
小叶柄胶值、侧脉及中脉乳管数量的遗传力较高。
Both the petiolule latex yield and the latex vessel number in lateral veins or midribs have a greater heritability.
直链淀粉含量和膨胀势两性状均具有较高的遗传力。
There were high heritability in both the amylose contents and the swelling power.
结合遗传距离和遗传力,求出了杂交综合指数公式。
We obtained the formula of hybrid synthetic index combining genetic distance with heritability.
仁用杏有效花的数量遗传力较高,品种间差异极显著。
The complete flower of kernel apricot had higher heritability, and the quantity heritability between varieties had very significant difference.
数理统计方法有:配合力分析法、相对遗传力估测法。
Statistics methods are the ones of combining ability and relative heredity ability.
本文提出了一种用纯合基因型估计数量性状遗传力的新方法。
A new method for estimating heritability of quantitative characters using a group of true-breeding genotypes was developed.
某性状的遗传改良效果由该性状的遗传力和变异幅度共同决定。
The genetic improvement of a trait depends on both the heritability and the variation of it.
我们并不是说数量性状测定标准合适,就一定估算出高的遗传力。
We do not imply that adequately measured quantitative characters will invariably yield high heritability estimates.
遗传因素对人类有氧耐力的影响包括两个方面:一是通过平均遗传力;
The influence of the factors of genetics on the human endurance with oxygen has two expects: the average genetic quantity and the mutual effect of genetics and enironment.
利用MTDF REML软件包估计大约克双肌臀种猪活体背膘厚遗传力。
MTDFREML software was used to estimate the heritability of back fat alive on double muscle Large Yorkshire swine.
体型线性性状的遗传力估计值从0.10(蹄角度)到0.45(体高)。
Heritability estimates for linear type traits ranged from 0.10 (foot Angle) to 0.45 (stature).
相关遗传力通径分析显示细度是现代品种产量和品质同时改良的限制因子。
The path analysis indicates that fineness is a limiting factor to simultaneous improvement of yield and fiber quality traits in current cultivars.
相关遗传力通径分析显示细度是现代品种产量和品质同时改良的限制因子。
There are positive correlations of different degrees between yield and fiber quality characters in current cotton cultivars except for fineness.
这些矛盾引起的实际结果是遗传力低的比遗传力高的要求比较大的最适家系。
The net result of those conflicting trends is to cause optimum family size to be greater for low than for high heritability.
对不同抗虫棉品种间几个主要性状的差异显著性、遗传力及相关性进行了分析。
This paper analyses the diverse significance, hereditary strength and dependence of several main characters among the varieties of different Bt gene anti-insect cottons.
性状的遗传力和表型发生率对遗传力估计及个体育种值预测的效果均有直接影响;
The accuracy of estimation of heritability depended on the true heritability and incidence of the trait directly.
通过遗传力估计,母猪产木乃伊和死胎的遗传力分别为0.344,0.006。
Through Heritability estimates of sow production mummy and stillbirth are 0.344, 0.006 respectively.
氮胁迫可以影响根系的遗传,表现为根系性状的广义遗传力下降,狭义遗传力上升。
N stress exerted an influence on the genetic ability of root traits, with decreasing of broad genetic ability and increasing of narrow genetic ability.
通过分析得出选择指数的通径分析的实质是选择性状与复合育种值的相关遗传力分解。
We found the essence of path analysis of selection index is analysis of correlative heritability between traits and aggregate genotype.
以23个茎瘤芥地方品种为试材估算了15个性状遗传力、遗传进度及遗传变异系数。
The heritability and hereditary progress of 15 quantitative characters were estimated after testing 23 tumorous stem mustard landraces.
对于每穗粒数、千粒重等遗传力高的性状,可结合杂交育种工作采用有限回交同步改良。
High heritability traits such as grain number per panicle and weight per thousand grains can be improved synchronously by limited backcrossing in breeding procedures.
对于每穗粒数、千粒重等遗传力高的性状,可结合杂交育种工作采用有限回交同步改良。
High heritability traits such as grain number per panicle and weight per thousand grains can be improved synchronously by limited backcrossing in breeding procedures.
应用推荐