The methods oft test, composite interval mapping and multiple trait composite interval mapping were used to map genes(QTLs) underlying resistance to BLS.
采用t测验法、复合区间定位法及多性状复合 区间定位法对细条病抗性基因（QTL）进行了定位分析。
The objective of this study was to make the trait reconstruction of porcine multiple economic traits and to estimate the heritabilities for reconstructed traits.
本研究的目标是对猪多个经济性状进行性状重建，并对重建性状的遗传参数进行估计。
We developed a multiple trait linear model approach to mapping QTL for categorical trait from simple linear model approach to mapping QTL for binary trait.
将适于二歧性状的一元线性模型推广到多类别分类性状基因定位分析中，文中提出采用多元线性模型对多类别分类性状进行基因定位分析。
Stereotypies as quantitative trait that are affected by both multiple genetic loci and non-genetic factors may be controlled by the possible presence of one or more major genes.
行为规癖作为受多基因座位和非遗传因素共同作用的数量性状，不仅受微效多基因的影响，也可能受一个或几个主基因的影响。
The former uses marker score as selection criterion estimated based on the markers showing significant associations with the target quantitative trait screened by stepwise multiple regression.
前者采用逐步回归筛选与目标性状相关联的标记，由此估计个体的标记值，作为选择的依据；
The former uses marker score as selection criterion estimated based on the markers showing significant associations with the target quantitative trait screened by stepwise multiple regression.
前者采用逐步回归筛选与目标性状相关联的标记，由此估计个体的标记值，作为选择的依据；
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