查了一下土豆的誕生/發現對世界人口的影響，好像是所向披靡，到處都暴漲了滴（見下）：

常考文獻：

https://cepr.org/voxeu/columns/potatoes-fruit-earth

 

“the introduction of the potato can explain 22% of the rise in population and 47% of the rise in urbanisation during the 18th and 19th centuries.”