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1·The genetic parameters of main quantitative traits in White Chengdu Chickens were estimated by half-sib testing.

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。

2·When the data were analyzed hierarchically by regions and half-sib families in regions, considerable differentiation was found.

当按区和区内半同胞家系对数据作谱系分析时，我们发现分化很厉害。

3·The 9 microsatellite markers on chromosomes 1 were used to construct a linkage map of Liangshan semi-wool sheep with a 387 members half-sib pedigrees after paternity testing.

选择绵羊1号染色体上的9个微卫星标记，采用父系半同胞家系群体(共387个个体)构建凉山半细毛羊1号染色体遗传连锁图。

4·The ultimate refinement of advanced-generation selection is the development of indices which optimize the relative weighting of half-sib full-sib and individual tree performance.

下一代最后的精选，就是制定适合于全同胞、半同胞和单株表现的相对权重的指数。

5·New Yangzhou chickens were randomly selected from 5 sire half-sib for analyzing the relationship between some special RAPD genetic marker and early performance of New Yangzhou chicken.

随机选择新扬州鸡5个父系半同胞家系后代78只，用于分析RAPD标记与新扬州鸡早期增重的关系。

6·It is more accurate to estimate genetic and phenotypic parameters from a hierachical classification model excluding non-genetic deviattion than from a simple paternal half-sib correlation.

在估计遗传及表型参数时，建立系统分组模型剔除非遗传效应的父系半同胞法优于简单的父系半同胞法；

7·The same basic population C0 had been selected for four cycles with Dominant male sterile wheat by means of the half-sib mating recurrent selection and the mass recurrent selection programmes.

以显性雄性不育小麦为材料，采用改良半姊妹和混合轮回选择两种方案，对同一基础群体C_0进行了四轮选择。

8·The genetic parameter of plasma lipid composition and egg yolk traits using paternal line half sib are also estimated.

且以父系半同胞法估计了血脂和蛋黄性状的遗传参数。