This is an interesting quote about maize from this particular book called Prehistoric Food Production in North America and if you have trouble I'll read it.

这是一句关于玉米的有趣引用,来自于《史前北美食物生产》,如果你们看不请,就让我读一次吧

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And then you can look at food disappearance data and that's sort of a connection with the food production data: not so much how much is produced but how much of it is disappearing from the--the food supply.

然后看看食物消耗的记录,会与食物生产的数据,有某种联系,与其看在食品供应中生产了多少,倒不如关注被消费了多少

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选