跳至主要內容

1922年1月1日

1分鐘閱讀

美國國內糧食供應

其中我們盤點我們的需求以及本土生產在多大程度上滿足這些需求

作者：羅伯特·G·斯克雷特

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More by Robert G. Skerrett

This article was originally published with the title “America's Domestic Food Supply” in 大眾科學 Magazine Vol. 126 No. 1 (January 1922), p. 6
doi:10.1038/scientificamerican0122-6

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