本文借助矩阵计算，严密论证了一类轮回杂交实验中基因型的多代遗传趋势。
In this paper, we have proved strictly the tendency for the inheritance of genotypes in multi—generation recurrent crossing by the matrix computation.
经过杂交，原中低产荷斯坦牛群体在产奶性能、生长性能方面都有进展，轮回杂交提高幅度相对略高。
The milk and growth performance of low production Holstein herd had been improved after crossbreeding for 17 years and the rotational mating patterns made better improvement.
用轮回式部分双列杂交法对大麦花药离体培养力进行基因型差异及配合力分析。
Genotype difference and combing ability of barley anther culture response were investigated by the way of circulated partial diallel crossing.
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