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1997年6月1日

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营养物变成有害物质

少量氮是好的，但太多则有毒

作者：蒂姆·比尔兹利

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This article was originally published with the title “When Nutrients Turn Noxious” in 大众科学 Magazine Vol. 276 No. 6 (June 1997), p. 24
doi:10.1038/scientificamerican0697-24

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