12: Plant water movement in xylem and phloem: A new perspective, 16.08.2017
Autor
Herausgeber
Beteiligtes Institut
Genre
Beschreibung
- 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)
Laufzeit (hh:mm:ss)
00:56:07
Serie
MICMoR Summer School 2017: Transport Phenomena and the Limits of Life in the Biosphere
Publiziert am
30.01.2018
Fachgebiet
Lizenz
| Auflösung | 1280 x 720 Pixel |
| Seitenverhältnis | 16:9 |
| Audiobitrate | 128000 bps |
| Audio Kanäle | 2 |
| Audio Codec | aac |
| Audio Abtastrate | 48000 Hz |
| Gesamtbitrate | 933833 bps |
| Farbraum | yuv420p |
| Container | mov,mp4,m4a,3gp,3g2,mj2 |
| Medientyp | video/mp4 |
| Dauer | 3367 s |
| Dateiname | DIVA-2018-118_hd.mp4 |
| Dateigröße | 393.038.787 byte |
| Bildwiederholfrequenz | 25 |
| Videobitrate | 799737 bps |
| Video Codec | h264 |
Mediathek-URL
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