数量性状

分子遗传标记和数量性状位点（QTL）间的连锁分析（综述）

Linkage Analysis between Molecular Genetic Markers and Quantitative Trait Loci ( QTL )

小麦7D染色体数量性状基因定位和效应估计的研究

Studies on the Mapping and Effect Estimation of Quantitative Trait Loci on Chromosome 7D of Wheat

DNA分子标记与作物数量性状改良

Progress in Crop Quantitative Traits Improvement Using DNA Molecular Markers

鉴于F2的育性恢复即有质量性状的特征，又有数量性状的特征，并且易受环境因素的影响，推测该育性恢复性状还受微效恢复因子的影响。

The fertility restoring exits quantity character and quality character .

20世纪80年代以来，DNA标记技术的诞生给数量性状的遗传研究带来了革命性的变化。

Since 1980 's , DNA marker technology has revolutionized the genetic study of quantitatively inherited traits .

一为数量性状，F2代分离呈正态分布。

The another is quantitative characteristic inheritance that appeared normal curve in the F_2 of segregation .

采用EXCEL对水稻主要数量性状与单株产量进行通径分析的可信度评价

Path analysis on rice main quantity traits and yield per hill using EXCEL

表观收获指数和粒茎比在F2代均呈广泛分离，多数组合表现出超亲现象，其遗传属于数量性状遗传，无母体效应。

Apparent harvest index and seed stem ratio segregated widely in F2 with transgression in most of the crosses .

加速氩（~（40）Ar）离子对水稻数量性状的辐射遗传学效应研究

Studes on the irradiation genetics effects of accelerated argon - ions on the quantitative characters of rice

作物数量性状位点（QTL）基因的鉴定分析

Identification and Analysis of Quantitative Trait Loci Gene in crops

植物数量性状QTL体系检测的遗传试验方法

Methods of Genetic Experiments for the Detection of QTL System in Plants

试验表明，F2各数量性状的遗传变异组成均以基因的加性效应为主。

Our investigation showed that the genetic variance of the characters in F2 hybrids was controlled mainly by gene additive effect .

水稻柱头几个数量性状的研究与QTLs遗传定位分析

Stigma Several Quantitative Traits in Rice Research and QTLs Genetic Analysis

目前已提出的数量性状MAS方法主要有标记值选择（MS）和指数选择（IS）两种。

Marker score selection ( MS ) and index selection ( IS ) are two main MAS methods for quantitative traits .

水稻抗旱数量性状位点（QTLs）的基因挖掘研究

Gene Discovery of the Rice Drought Resistant QTLs

数量性状主-多基因混合遗传的P1、P2、F1、F2和F（2∶3）联合分析方法

Identification of Major Gene and Polygene Mixed Inheritance Model of Quantitative Traits by Using Joint Analysis of P_1 , F_ 1 , P_2 , F_2 and F_ ( 2:3 ) Generations

R型聚类分析揭示了性状之间的相对关系，把10个性状分成了3组，8个形质性状最先聚合在一起成为一组，2个数量性状彼此独立。

By R cluster analysis , the relationship among various traits was revealed . The 10 traits were divided into 3 groups : ( 1 ) the average mass of nut ;

主效QTL、上位性效应和它们与环境的互作（QE）都是数量性状的重要遗传因素。

Main-effect QTL , epistatic effects and their interactions with environment are important genetic components of quantitative traits .

分子标记技术及理论的发展，可在全基因组的水平上将数量性状的微效多基因效应分解为单基因的效应进行QTL定位并研究各位点的遗传效应。

With the development of molecular marker technology , quantitative trait locus could be mapped to analyze in whole genome .

以大豆5亲本配制10组合F1资料对以籽粒产量为主的12种数量性状进行双列杂交分析。

Diallel analysis of 12 kinds of seed yielding components and other quantitative characters based on F1 data of 10 crosses of five parental lines in soybean are proceeded .

在利用F2、BC等分离世代进行质量一数量性状的遗传研究中，有时会遇到多环境试验的数据。

In the genetic studies of qualitative-quantitative traits using segregating generations such as F2 and BC , there may be sometimes data from multiple-environment experiments .

应用logistic回归分析研究了在综合考虑分类性状和数量性状的情况下，影响单株产量的主要性状有哪些。

In the case of considering the taxonomic traits and quantitative traits simultaneously , logistic regression analysis was applied to analysis the main impact traits of yield per plant .

目的：对15号染色体上控制小鼠脊髓颈膨大截面积的数量性状基因座（QTL）进行精细定位。

Objective : To fine map quantitative trait loci controlling the cross section area of cervical enlargement on chromosome 15 of mice .

作物的许多性状为数量性状，数量性状基因座（QTL）定位的理论依据是Morgan的连锁遗传规律；

Most agronomic traits are quantitative traits . Mapping of quantitative trait loci ( QTL ) is based on Morgan linked inheritance principle .

结果表明：2个群体共定位到11个控制抽穗期的数量性状位点（QTLs）和11个株高QTLs。

Totally , 11 QTLs for heading date and 11 QTLs for plant height were detected in two populations respectively .

文章详尽地分析了数量性状表型与基因型的复杂关系，介绍了当前QTL研究领域里的几种精细作图策略。

This article fully elaborated the complicated relationship between quantitative phenotype and its genotype , introduced the recently developed strategy of fine mapping .

简单统计分析结果表明各个性状都存在一定程度的变异，为数量性状QTL的定位提供了保障；相关分析结果表明各个羊毛性状间均存在一定的相关性；

The simple statistical analysis demonstrated there was variation for every wool trait in certain extent , this ensured the location of QTL .

根据不同的染色体区域的DNA，例如，数量性状位点（QTL）可以发现，涉及到某一特定表型性状。

According to different chromosomes , a region of DNA , e.g. , quantitative trait locus ( QTL ) can be found that is related to a particular phenotypic trait .

在构建DH群体RFLP图谱的基础上定位了产量因子的数量性状位点（QTL）。

Quantitative trait loci ( QTL ) for yield components were identified based on an RFLP map from a DH population .

LPL基因旁侧区域内多态性与高血压病或血压数量性状的连锁分析

Linkage analysis of polymorphisms near the lipoprotein lipase gene with hypertension or blood pressure in Chinese