那時氣候暖和。N係和O係同源，起源緬甸，分離出來更早北上，和C 係一起種黍稷，就是黃米和小米，產量低人口少。

來源: rulvbobing 於 2025-09-26 16:05:31 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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