茎尖和花序分别以器官发生和体细胞胚胎发生方式再生植株。

Shoot apices and inflorescence respectively regeneratebamboo plantlets by means of organogenesis and embryogenesis.

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通过培养条件的优化，使烟草合子在体外通过器官发生途径与胚胎发生途径两种方式再生可育植株，从而创建了烟草合子的体外胚胎发生系统。

As a result, an in vitro zygotic embryogenesis system was build up, in which single tobacco zygotes could develop into fertile plants via embryogenesis or organogenesis under optimal condition.

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