米形呈现正态分布的数量性状遗传特点。
Grain shapes were in normal distribution, which characterized the trait of quantitative inheritance.
本文对数量性状遗传的某些问题从数学上进行了整理。
A mathematical approach to several problems of quantitative character inheritance is presented in this paper.
对海滨锦葵的16个数量性状进行了相关和通径分析。
Correlation and path analysis for 16 traits of Kosteletzkya virginica was carried out.
提出分析谷类作物胚乳数量性状世代平均数的遗传模型。
Genetic model is proposed for analyzing generation means of endosperm quantitative traits in cereal crops.
用半同胞测定法，估测了成都白鸡主要数量性状的遗传参数。
The genetic parameters of main quantitative traits in White Chengdu Chickens were estimated by half-sib testing.
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.
这些结果显示GH基因有可能作为数量性状基因座的侯选基因。
Result suggested that GH gene may be a candidate gene for quantitative trait locus in pigs.
本文对奶牛产奶量的若干数量性状进行了多重组合的相关分析。
In this study an analysis of correlation between some quantitative characters of milk yield of cow was made in multiple combinations.
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.
应用分子遗传图谱不仅能鉴定质量性状，而且能发掘数量性状基因。
Molecular genetic mapes can not only be used to identify qualitative traits, but also be utilized to discover quantitative trait genes.
目的研究数量性状家庭相关的测量方法，并对身高家系资料进行分析。
Objective To study the method for measuring familial correlations of quantitative trait and analyzing family data set of body height.
本文运用多元分析法测定了向日葵与产量有关的数量性状的遗传距离。
The genetic divergence of the quantitative characters of sunflower related to the yield was studied by using polybasic analysis.
芸苔属作物的抽苔时间和开花时间是两个与商品性关系重要的数量性状。
Flowering time and bolting time of Brassica crops were two important quantitative traits related to the commerciality.
关联分析是新近开始在植物数量性状研究和植物育种中应用的一种分析方法。
Recently, association analysis has been widely employed to investigate quantitative traits in plant genetics and breeding.
本文介绍了畜禽数量性状座位及主基因的理论、定位原理、方法以及研究现状。
The theories, located principle, research methods and present situation of quantitative trait loci and major gene were summarized in the paper.
研究了染色体易位情况下，多基因控制的数量性状杂交及回交世代的方差组成。
The variance component of cross and backcross generations of quantitative character controlled by multigenes is studied on condition of chromosome translocation.
探讨数量性状变异规律以便对其进行遗传操纵一直是植物遗传学的一个重要领域。
It is an important field of plant genetics to explore the variation patterns of quantitative traits for genetically manipulating them.
本文利用微分学知识，研究了数量性状的基因频率与群体最大和最小均值的关系。
Relationships between gene frequencies of a metric character and maximum, minimum population means are studied by differentiation.
标记辅助数量性状育种的前提是必需明确有利数量基因在高育种价值材料的分布。
A definitude result, whether the target QTL was being among high breeding value varieties (QTL distribution), should be known, which is prerequisite for marker-assisted breeding for QTLs.
生化位点与数量性状基因位点间的非紧密基因连锁可能大量存在，但育种意义不大。
Many biochemical loci were also revealed to be associated with laying-related traits because of linkage, but few could be of breeding importance.
本文用多元分析法，对46个小麦亲本材料的6个数量性状进行了遗传距离的测定。
The genetic distance for 46 wheat parent materials with 6 quantitative characters is determined by using multivariate analysis.
多表型性状的数量性状分析，为重要的农艺性状标记辅助选择(MAS)提供基础。
The QTL analysis of multiple phenotypic traits provides the basis for marker assisted selection (MAS) of important agronomic characters.
将二倍体质量-数量性状的遗传分析方法推广应用于受三倍体遗传控制的胚乳性状。
The method of genetic analysis for qualitative-quantitative (Q-Q) traits of diploid is ex-tended to the analysis of endosperm characters under triploid genetic model.
因此初生重、断奶重与断奶毛长在数量性状的早期选择中可做为辅助选择的参考依据。
Therefore, birth weight , yearling weight and weaning staple length could be used as reference parameters of assistant selection in early selection of quantitative traits.
部分质量性状和数量性状的遗传分析结果说明资源群体在各个性状上均有较大的分离。
The hereditary analysis results of some quality properties and quantity properties proved there was greater separation on properties in the resource population.
本文以二化性品种为材料，采用不完全双列杂交法分析家蚕部分数量性状的遗传效应。
Incomplete diallel crosses were made ir an experiment with bivoltine RACES of silkworm (Bombyxmori) to study the genetic effects of six quantitative characters.
基因组研究的飞速发展，使人们从分子水平上了解阈性状和数量性状的遗传机理成为可能。
The great development in genomics makes it possible to unveil the genetic basis of threshold and quantitative traits at molecular level.
采用复合区间作图的方法对控制大白菜耐热性的数量性状基因位点进行定位和遗传效应研究。
Composite interval mapping method was employed in mapping and analysis QTL controlling heat tolerance and some important agronomical traits in Chinese cabbage.
方法应用广义估计方程2 (GEE2)估计数量性状的均数结构和关联结构的边际回归模型。
Methods Generalized estimating equation 2 (GEE2) was employed to estimating both regression coefficients and the familial correlation.
水稻品种精米和米皮中硒含量分布遵循正态分布规律，表明水稻精米和米皮中硒含量属数量性状。
The Se contents in milled rice and rice pericarp were shown to obey normal distributions, indicating that the Se content in milled rice and rice pericarp were quantitative traits.
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