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杂种优势是生物界的一种普遍现象，利用杂种优势大幅度提高作物产量，已在玉米、水稻、油菜、棉花等作物上获得成功，可以肯定，在将来很长一段时期内，杂种优势的利用仍将是农作物实现高产再高产最有效的途径之一。1小麦的杂种优势及其利用途径1．1小麦的杂种优势小麦是异源六
Heterosis is a common phenomenon in the world of biology. The use of heterosis to significantly increase crop yields has succeeded in crops such as maize, rice, rape and cotton. It is certain that for a long time to come, the utilization of heterosis It will remain one of the most effective ways for crops to achieve high yields and high yields. 1 Wheat Heterosis and Utilization 1.1 The Heterosis of Wheat Wheat is a heterologous six