六千年前O2系北上到达甘肃东部，据说只有几百人，靠水稻人口扩张到山东，构成现代汉族主体，多数人的父系祖先是三个人。

来源: rulvbobing 于 2025-09-26 16:10:46 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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