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14: Physical limits on plant size and their organs, 16.08.2017

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

  • 0:00:00 Start
  • 0:01:52 Literature
  • 0:01:55 Centennial of On Growth and Form by D'Arcy Thompson
  • 0:02:44 Question: Why no wheels in nature?
  • 0:03:31 Example: Why no wheels?
  • 0:04:37 Question: What drives evolution in biological systems?
  • 0:04:54 Energetics of Evolution
  • 0:06:50 Example: Size of living organisms
  • 0:07:29 Bacterial size limited by feeding strategy
  • 0:11:12 Sugar transport
  • 0:11:45 The leaf is an osmotic pump
  • 0:12:42 First mathematical model
  • 0:14:24 Later mathematical model
  • 0:15:14 Phloem models are complex
  • 0:15:54 Resistor model for phloem flow speed
  • 0:18:09 Optimal design of an osmotic pump
  • 0:22:04 Physical limits to leaf size
  • 0:22:59 Theophrastus, 350 BC
  • 0:26:22 The global spectrum of plant form and function
  • 0:27:55 Resistor model for phloem flow speed
  • 0:28:56 limits to leaf size
  • 0:30:29 Upper limits to leaf size
  • 0:31:07 Lower limits to leaf size
  • 0:35:09 Can we engineer plants that produce more sugar?
  • 0:36:09 Drawing ''blood'' from a plant
  • 0:36:41 Plants treat fluorescein as sugar!
  • 0:38:04 Confocal Microscope – Photobleaching
  • 0:38:58 Microfluid model
  • 0:39:58 Plant sugar concentration
  • 0:41:23 Sugar flow in plants
  • 0:42:38 Sugar mass flow
  • 0:42:56 Plants are optimized for efficient transport
  • 0:43:54 Crop plants have highest concentration
  • 0:44:40 iPhloem 2017


Zugehörige Institution(en) am KIT KIT-Bibliothek (BIB)
Publikationstyp Audio & Video
Publikationsdatum 29.01.2018
Erstellungsdatum 16.08.2017
DOI 10.5445/DIVA/2018-119
Identifikator KITopen-ID: 1000115334
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