1、
2、

When the temperature rose up to 20 ℃, the oocyte could be fertilized but the development of embryos stops at archenteron stage.

在海水盐度23.8ppt、pH8.1、温度20℃的条件下,精卵能受精,但胚胎发育到原肠胚期停止;

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3、

The inpocketed vegetal pole cells develop into a sheet of cells which grows upward and eventually encloses a cavity, the archenteron.

内褶的植物极细胞生成一片向上生长的细胞,并最后围成一个腔,即原肠。

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4、

Early Development of Anura Embryo with Particular Reference to the Formation of the Roof of Archenteron

蛙类的早期胚胎发育,特别着重于原肠背壁形成中的某些问题

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5、

The experimental results were as follows: In the combination of grass carp nucleus+ cyprinoid fish cytoplasm, embryos at the archenteron stage were obtained, the yield rate was 1%.

结果,体细胞核移植,在亚科间的组合&草鱼核+鲤质中获得原肠期胚胎,得率为1%;

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6、

And divided the embryonic development into four main stages: Cleavage, the formation of archenteron notochord and coelomic mesoderm, the formation of embryonic membranes and the organo-genesis;

将胚胎发育主要分为4个时期:卵裂期、原肠脊索与体腔中胚层形成期、胎膜形成期和器官发生期;

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