Diurnal variation in xylem water isotopic signature biases depth of root-water uptake estimates
H. De Deurwaerder, M. D. Visser, M. Detto, P. Boeckx, F. Meunier, L. Zhao, L. Wang, H. Verbeeck
This study shows diurnal variation in xylem water isotopes biases root water uptake depth estimates and proposes monitoring sap flow and soil water potential to improve accuracy.
bioRxiv · Jul 24, 2019 · PreprintPlant Biology