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12: Plant water movement in xylem and phloem: A new perspective, 16.08.2017

Jensen, Kaare H.; KIT | Webcast [Hrsg.]

  • 0:00:00 Start
  • 0:00:44 Why study plants?
  • 0:02:09 Agricultural production
  • 0:03:54 Plant vascular transport
  • 0:05:58 Drought kills trees
  • 0:06:56 Question: Why do plants need (so much) water?
  • 0:08:02 Exchange of water for CO2
  • 0:08:27 Cost of CO2 Diffusion and Fick's law
  • 0:14:32 Transport Processes: Diffusion and advection
  • 0:16:08 The Advection-Diffusion equation
  • 0:19:10 Wood microstructure
  • 0:21:25 Question: What pressures are needed to drive flow?
  • 0:25:23 Pressure-drop/Flow rate
  • 0:28:10 Transport Processes: The Navier-Stokes Equation
  • 0:36:29 The Stokes equation Hagen-Poiseuille law
  • 0:38:20 Analogy between electric and fluidic systems
  • 0:39:53 Sugar transport
  • 0:42:12 What powers sugar transport?
  • 0:45:01 Taking the blood pressure of plants
  • 0:51:07 The Münch mechanism Osmotic pressure pump
  • 0:52:53 The leaf is an osmotic pump
  • 0:54:57 Synthetic Phloem: Experiments by Münch (1927)


Zugehörige Institution(en) am KIT KIT-Bibliothek (BIB)
Publikationstyp Audio & Video
Publikationsdatum 30.01.2018
Erstellungsdatum 16.08.2017
DOI 10.5445/DIVA/2018-118
Identifikator KITopen-ID: 1000115333
Serie MICMoR Summer School 2017: Transport Phenomena and the Limits of Life in the Biosphere
Lizenz KITopen-Lizenz
KIT – Die Forschungsuniversität in der Helmholtz-Gemeinschaft
KITopen Landing Page