There are basically two categories of dormancy, the one of which is caused by seed coat, the other of which is caused by embryo.

种子休眠主要有两种休眠类型即由种皮引起的休眠和由胚引起的休眠。

youdao

There are basically two categories of dormancy , the one of which is caused by seed coat , the other of which is caused by embryo.

种子休眠主要有两种休眠类型即由种皮引起的休眠和由胚引起的休眠。

youdao