Publications of Juliane Helm

Journal Article (6)

1.
Journal Article
Salomón, R. L.; Helm, J.; Gessler, A.; Grams, T. E. E.; Hilman, B.; Muhr, J.; Steppe, K.; Wittmann, C.; Hartmann, H.: The quandary of sources and sinks of CO2 efflux in tree stems - new insights and future directions. Tree Physiology (accepted)
2.
Journal Article
Helm, J.; Muhr, J.; Hilman, B.; Kahmen, A.; Schulze, E. D.; Trumbore, S. E.; Herrera-Ramirez, D.; Hartmann, H.: Carbon dynamics in long-term starving poplar trees—the importance of older carbohydrates and a shift to lipids during survival. Tree Physiology, tpad135 (2023)
3.
Journal Article
Helm, J.; Salomón, R. L.; Hilman, B.; Muhr, J.; Knohl, A.; Steppe, K.; Gibon, Y.; Cassan, C.; Hartmann, H.: Differences between tree stem CO2 efflux and O2 influx rates cannot be explained by internal CO2 transport or storage in large beech trees. Plant, Cell and Environment 46 (9), pp. 2680 - 2693 (2023)
4.
Journal Article
Helm, J.; Hartmann, H.; Göbel, M.; Hilman, B.; Herrera, D. A.; Muhr, J.: Low-cost chamber design for simultaneous CO2 and O2 flux measurements between tree stems and the atmosphere. Tree Physiology 41 (9), pp. 1767 - 1780 (2021)
5.
Journal Article
Hilman, B.; Muhr, J.; Helm, J.; Kuhlmann, I.; Schulze, E. D.; Trumbore, S. E.: The size and the age of the metabolically active carbon in tree roots. Plant, Cell and Environment 44 (8), pp. 2522 - 2535 (2021)
6.
Journal Article
Helm, J.; Dutoit, T.; Saatkamp, A.; Bucher, S. F.; Leiterer, M.; Römermann, C.: Recovery of mediterranean steppe vegetation after cultivation: Legacy effects on plant composition, soil properties and functional traits. Applied Vegetation Science 22 (1), pp. 71 - 84 (2019)

Thesis - PhD (1)

7.
Thesis - PhD
Helm, J.: From theory to methods and applications - for a better understanding of stem respiration and carbon dynamics in mature trees. Dissertation, University of Basel, Basel (2023)

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