W025是通过化学诱变和杂交选育而成的水稻新品系，具有巨胚特征，遗传分析表明巨胚基因受单隐性基因控制。

W025 is a new rice strain developed from chemical inducement and cross breeding. It has a giant embryo that is controlled by a single recessive gene.

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双胚的移植妊娠率高于单胚，但差异不显著（P＞0.05）；

The pregnancy rate of double embryo transferred was higher(P>0.05)than that of single one.

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