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methods
Located in the Competence Centre for Non Invasive Methods ( NIM),
the recently formed ecoNMR group dedicates its activities to the investigation
of structure, water transport and growth in plant-soil systems. To this end,
development of novel and adaptation of established NMR methodology, driven by
biological questions is indispensable.
Using NMR relaxation methods, information on pore sizes and pore size
distribution, as well as on tissue composition, water content and dynamic plant
water status can be obtained in plants and plant-soil systems. Complementary
information based on small scale molecular motion can also be obtained using
diffusion NMR methods, probing surface to volume ratios and geometry of porous
systems (cellular tissues, soils). On a faster velocity scale, using NMR flow
methods, the coherent transport of fluids through the long distance transport
system of plants and its disturbance in case of stress (i.e. cavitation) can be
investigated.
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