植物远缘杂交技术近年来取得较大进展，育成了一批远缘杂交品种。
In the recent years plant wide cross technology has been used to many plant varieties breeding.
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。
The experimental results indicated the yield of intervarietal hybrids from geographical distance and good varieties would raise 10% than their parents.
结论：可利用远缘杂交优势，筛选和获得有效成分含量高的杂交新品种。
Conclusion: the advantage of far-origin hybridization can be used to select and obtain the new hybridization breed of high content of virtual components.
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