[1
]Department of Soil, Water and Environmental ScienceThe University of Arizona Tucson
AZ USA
[2
]Department of Plants, Soils and ClimateUtah State University Logan UT USA
[3
]Forschungszentrum Jülich GmbHInstitute of Bio‐ and Geosciences: Agrosphere (IBG‐3)
Jülich Germany