Illinois Featured Content

  • How much nitrogen does corn get from fertilizer? Less than farmers think

    Jun 5, 2023 9:00 am by Lauren QuinnInsights
    a tractor is used to add nitrogen to a field. Photo courtesy Emerson Nafziger

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    • a tractor is used to add nitrogen to a field. Photo courtesy Emerson Nafziger

    Recent studies by U of I researchers show that corn takes up the majority of its nitrogen – about 67% on average – from sources occurring naturally in soil, not from fertilizer.