This well-known procedure is known as the Feulgen reaction.

这个著名的过程被称为福尔根氏反应。

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Methods: The Feulgen squash technique was used.

方法采用福尔根压片法。

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The embryo initials and suspensor cells showed very weak Feulgen positive reaction in the proembryo and young embryo.

在原胚及幼胚胚原细胞质中也呈现很弱的正反应。

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