The experimental results indicated the yield of intervarietal hybrids from geographical distance and good varieties would raise 10% than their parents.

选择地理远缘、优良的爆裂玉米品种进行杂交可以获得超过优良亲本（综合种）产量10％左右的杂交种。

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Using field-grown plants of lines and F1-F2 hybrids of barley as experimental materials, a procedure of microspore culture in vitro with high regeneration was established by technique optimization.

以大麦F1、F2代为供体材料，通过技术优化，建成了大麦小孢子培养高频再生技术程序。

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Using field-grown plants of lines and F1-F2 hybrids of barley as experimental materials, a procedure of microspore culture in vitro with high regeneration was established by technique optimization.

以大麦F1、F2代为供体材料，通过技术优化，建成了大麦小孢子培养高频再生技术程序。

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