The performance, heterosis and combining ability components in hybrid rice are analyzed. Some Suggestions of strengthening the combining ability selection in hybrid rice are also proposed.
分析了杂交籼稻和杂交粳稻的优势表现和配合力成分，提出了加强杂交稻配合力选择的建议。
The heritability, genetic correlation, gene effects, combining ability and heterosis of quality traits in Sorghum were studied.
与高粱发育性状、产量性状相比较，揭示了品质性状的遗传特点。
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