Are we approaching a water ceiling to maize yields in the United States?

Abstract While annual precipitation in much of the US Corn Belt is likely to remain constant, atmospheric vapor pressure deficit (VPD), the driver of crop water loss (evapotranspiration; ET), is projected to increase from ~2.2 kPa today to ~2.7 kPa by mid‐century primarily due to the temperature inc...

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Bibliographic Details
Main Authors: Evan H. DeLucia, Shiliu Chen, Kaiyu Guan, Bin Peng, Yan Li, Nuria Gomez‐Casanovas, Ilsa B. Kantola, Carl J. Bernacchi, Yuefei Huang, Stephen P. Long, Donald R. Ort
Format: Article
Language:English
Published: Wiley 2019-06-01
Series:Ecosphere
Subjects:
Online Access:https://doi.org/10.1002/ecs2.2773