The control centre on the tree: sap flow sensors to quantify water transport in the trunk, trunk boreholes to measure stable water isotopes in the xylem, sensors to determine the water content in the trunk and chambers to measure gas flows out of the trunk. Picture credits: Kathrin Kühnhammer/TU
This image is part of: The diversity of plants’ water use strategies makes forests resilient to extreme drought. Please note the copyright of this image.