Closing yield gaps through nutrient and water management

Nathaniel D. Mueller (), James S. Gerber, Matt Johnston, Deepak K. Ray, Navin Ramankutty and Jonathan A. Foley
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Nathaniel D. Mueller: Institute on the Environment (IonE), University of Minnesota
James S. Gerber: Institute on the Environment (IonE), University of Minnesota
Matt Johnston: Institute on the Environment (IonE), University of Minnesota
Deepak K. Ray: Institute on the Environment (IonE), University of Minnesota
Navin Ramankutty: McGill University, Montreal, Quebec H3A 2K6, Canada
Jonathan A. Foley: Institute on the Environment (IonE), University of Minnesota

Nature, 2012, vol. 490, issue 7419, 254-257

Abstract: Global yields of major crops are analysed using climate, irrigation and new nutrient data to show that large production increases are possible from closing yield gaps to 100% of attainable yields, and that changes in management practices needed to close yield gaps vary considerably by region and current intensity.

Date: 2012
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DOI: 10.1038/nature11420

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