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。
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。
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。
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