遗传性状

The function and numbers of udder gland are discussed for milk performance.

研究了吐根堡奶山羊乳房性状的变化来源和规律，对重要遗传参数进行了估计，探讨了乳腺体的功能与生产性能的关系，讨论了乳房相关性状在育种工作中的主次关系。

In this study,a cross between waxy-grain wheat C75 and blue-grain wheat L was performed to analyze the inheritance of grain color and waxiness to create a new wheat germplasm producing blue-and-waxy grains(named as blue-and-waxy wheat).

本研究将糯小麦C75与蓝粒小麦L杂交，对蓝粒和糯性状进行遗传分析，选育同时具有蓝粒和糯性状的小麦新种质。

The genetic variations of the main agronomic traits and quality traits of two DHpopulations were analysed in this study.

对两个DH恢复系群体进行了主要农艺性状和品质性状遗传变异进行分析。

Using genetic correlation and multiple correlation analysis, Studies on relationships between grain quality and agronomical traits of 49 wheat cultivars were carried out.

采用遗传相关分析和多元偏相关分析研究了49个小麦品种的籽粒品质性状与农艺性状的关系。

Using the technology of productive performance testing and BLUP animal model,the swines' backfat thickness and the age had been tested successively on Landrace、Yorkshire and Duroc breeding pigs when they were at100kg in past three years.

采用种猪性能测定技术和多性状动物模型BLUP法，连续3年对四川3个外种猪(长白、大约克夏、杜洛克)100kg体重活体背膘厚和日龄两个性状进行了性能测定和遗传进展研究。

At present, fourteen melon genetic maps have been constructed, many molecular markers linked to important traits and quantitative trait locis are found and some has been located on the maps. The research of compatative genomic maps on cucurbitaceous crops has begun.

目前己构建有14张甜瓜遗传图谱，多个重要性状的分子标记及数量性状位点己找到并定位在图中，并开始在葫芦科作物之间进行比较基因组图谱方面的研究。

Data were analyzed from two progeny trials of 17 Cunninghamia lanceolata seed orchards that were surveyed continuously over 6 years for phenotype and genetic correlations among growth traits, age, and rank correlation.

自造林后第2年起，连续6a调查测定树高、胸径、材积、冠幅和侧枝性状等，在数理统计分析的基础上，研究了种子园子代性状之间的表型相关、遗传相关以及年一年之间的生长相关和秩次相关等。

On the basis of DDRT-PCR technique we found that:Total of 331 differential displayed cDNA bands from 1161 were displayed in the 4x4 diallel cross combinations with 30 pairs of primers, which shows the differences of gene expression between hybrids and their parental lines were very obvious in quantity and quality.

采用mRNA差异显示技术和荧光定量反转录PCR技术，从随机mRNA差异显示和候选功能基因mRNA表达定量分析两个方面，研究了32周龄杂种鸡及其亲本纯种的基因差异表达及其与繁殖性状杂种优势的关系，探讨了鸡繁殖性状杂种优势形成的因素及其分子遗传机理。

The epistatic interaction was analysised in entire genome and a total of 39 digenetic interaction marker pairs were found which contributed 6. 41%-25. 65% variance to genetic variation. It suggested that epistasis between non-QTL and non-QTL was the primary interaction form in the resistance response.

在全基因组对所有抗性性状进行了上位性分析，一共检测到39个两位点互作标记对，结果表明两位点间的互作主要以非QTL与非QTL互作形式存在，针对不同的性状，上位性作用能够解释6.41％-25.65％的遗传变异。

Many studies paid attention to dissect the genetic bases using different emendatory approaches from phenotypic variation to gene discovery, mainly containing QTL mapping, chemical mutagenesis etc. Especially, QTL analysis was executed for a lot of important quantitative traits.

我们可以沿着由表型变异去发现基因之路，更准确地剖析数量性状的遗传基础；尤其是对作物的许多重要的数量性状进行的QTL研究越来越受到重视。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。