四十多年前本人翻閱國外科技情報匯編，大吃一驚發現美國稻子折成畝產大大高於什麽黃河長江。

來源: borisg 於 2021-05-22 18:33:02 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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