地瓜有畝產萬斤的，農民種不出來這樣水平。另外剛起出來的5斤新鮮地瓜頂1斤糧，放了一冬天的地瓜不到4斤就可以頂一斤糧。

來源: 老生常談12 於 2020-08-24 16:00:26 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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