Assessing the uncertainty of maize yield without nitrogen fertilization

Adrian A. Correndo,Jose L. Rotundo,Nicolas Tremblay,Sotirios Archontoulis,Jeffrey A. Coulter,Dorivar Ruiz-Diaz,Dave Franzen,Alan J. Franzluebbers,Emerson Nafziger,Rai Schwalbert,Kurt Steinke, Jared Williams,Charlie D. Messina,Ignacio A. Ciampitti

Field Crops Research（2021）

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摘要

•Uncertainty predicting zero-N maize yield varied between 2.0 to 2.5 Mg ha−1.•Previous crop, irrigation, and soil organic matter were the most relevant predictors.•Spring weather provided key information for refining the yield prediction.

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关键词

Maize,Soil nitrogen supply,Yield forecast

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