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552年

552年

552年

552年

1

According to story by Procopius[17], it was not until 552 CE that the Byzantine emperor Justinian obtained the first silkworm eggs .

根据普罗科匹厄斯的故事，直到公元 552 年，拜占庭皇帝查士丁尼一世才获得了首批桑蚕卵。

2

Lishiming di home town of the Northern Wei, Northernqi tian bao three years (552 years ) Changhua County home.

北魏明帝置离石镇，北齐天保三年（552 年）置昌化县。

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