Water uptake patterns and reconstruction of root system architectures from MRI images

Pohlmeier, Andrea;Stingaciu, Laura;Schulz, Hannes;Steffen, Merz;Vereecken, Harry;et.al.
(2012) 4th International Congress EUROSOIL — Location: Bari, Italy (2.July.2012)

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Authors
  • Pohlmeier, AndreaForschungzcentrum, Agrosphere, IBG-3
    Author
  • Stingaciu, LauraForschungzcentrum, Agrosphere, IBG-3
    Author
  • Schulz, HannesUniversity Bonn, Autonomous Intelligent Systems
    Author
  • Steffen, MerzForschungzcentrum, Agrosphere, IBG-3
    Author
  • Author
  • Vereecken, HarryForschungzcentrum, Agrosphere, IBG-3
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Abstract
Water uptake of plant roots is monitored using non-invasive imaging by nuclear Magnetic Resonance Imaging (MRI). The evaluation of observed patterns and conclusions on the underlying mechanisms require further comparison with numerical simulation using basic physical principles on water fluxes in soils. This also requires an unambiguous reconstruction of the entire root system from the partly noisy and discontinuous 3D information. In this paper we compare two methods for doing this : a manual method using 3D virtual reality system with manual tracking of root strands and a automated image processing method.
Affiliations
  • Forschungzcentrum, Agrosphere, IBG-3Juelich, Germany
  • University Bonn, Autonomous Intelligent SystemsBonn, Germany
  • RWTH Aachen University - ITMCAachen, Germany
  • Forschungzcentrum, Agrosphere, IBG-2Juelich, Germany

Citations

Pohlmeier, A., Stingaciu, L., Schulz, H., Steffen, M., Haber-Pohlmeier, S., Zilken, H., Javaux, M., Van Dusschoten, D., Behnke, S., & Vereecken, H. (2012). Water uptake patterns and reconstruction of root system architectures from MRI images. Proceedings, p. 514, S10.01c-6. https://hdl.handle.net/2078.5/225217