Toward a common methodological framework for the sampling, extraction, and isotopic analysis of water in the Critical Zone to study vegetation water use

N Ceperley, TE Gimeno, SR Jacobs… - Wiley …, 2024 - Wiley Online Library
The analysis of the stable isotopic composition of hydrogen and oxygen in water samples
from soils and plants can help to identify sources of vegetation water uptake. This approach …

[HTML][HTML] In situ measurements of soil and plant water isotopes: a review of approaches, practical considerations and a vision for the future

M Beyer, K Kühnhammer… - Hydrology and Earth …, 2020 - hess.copernicus.org
The number of ecohydrological studies involving water stable isotope measurements has
been increasing steadily due to technological (eg, field-deployable laser spectroscopy and …

Stem water cryogenic extraction biases estimation in deuterium isotope composition of plant source water

Y Chen, BR Helliker, X Tang, F Li, Y Zhou… - Proceedings of the …, 2020 - pnas.org
The hydrogen isotope ratio of water cryogenically extracted from plant stem samples
(δ2Hstem_CVD) is routinely used to aid isotope applications that span hydrological …

An explanation for the isotopic offset between soil and stem water in a temperate tree species

A Barbeta, TE Gimeno, L Clavé, B Fréjaville… - New …, 2020 - Wiley Online Library
A growing number of field studies report isotopic offsets between stem water and its potential
sources that prevent the unambiguous identification of plant water origin using water …

Evidence for distinct isotopic compositions of sap and tissue water in tree stems: consequences for plant water source identification

A Barbeta, R Burlett, P Martín‐Gómez… - New …, 2022 - Wiley Online Library
The long‐standing hypothesis that the isotopic composition of plant stem water reflects that
of source water is being challenged by studies reporting bulk water from woody stems with …

Isotope fractionation during root water uptake by Acacia caven is enhanced by arbuscular mycorrhizas

M Poca, O Coomans, C Urcelay, SR Zeballos, S Bodé… - Plant and Soil, 2019 - Springer
Aim A growing number of studies show a discrepancy between the isotopic composition of
xylem water and plant water sources. We tested the effect of arbuscular mycorrhizal fungi …

Water sources for root water uptake: Using stable isotopes of hydrogen and oxygen as a research tool in agricultural and agroforestry systems

D Penna, J Geris, L Hopp, F Scandellari - Agriculture, Ecosystems & …, 2020 - Elsevier
Understanding water sources for crop water uptake in agricultural and agroforestry systems
is an essential step to develop more efficient and sustainable water management strategies …

Root water uptake depth determines the hydraulic vulnerability of temperate European tree species during the extreme 2018 drought

A Kahmen, D Basler, G Hoch, RM Link, B Schuldt… - Plant …, 2022 - Wiley Online Library
We took advantage of the European 2018 drought and assessed the mechanisms causing
differences in drought vulnerability among mature individuals of nine co‐occurring tree …

Untangling the uncertainties in plant water source partitioning with isotopes

H Gai, P Shi, Z Li - Water Resources Research, 2023 - Wiley Online Library
Plant water source partitioning suffers from multiple uncertainty sources including tracers,
depleted xylem water deuterium, and mixing models, but the uncertainties have rarely been …

Challenges in studying water fluxes within the soil-plant-atmosphere continuum: A tracer-based perspective on pathways to progress

N Orlowski, M Rinderer, M Dubbert, N Ceperley… - Science of the total …, 2023 - Elsevier
Tracing and quantifying water fluxes in the hydrological cycle is crucial for understanding the
current state of ecohydrological systems and their vulnerability to environmental change …