01: Introduction to stress physiology of plants

0:00:00 Start 0:00:20 Stress Physiology of Plants 0:02:27 Background - Stress 0:03:35 Relevance of drought & heat stress 0:04:32 Example: European summer drought & heat in 2003 0:05:59 Why is water shortage critical for plants? 0:06:17 The plant water highway 0:09:43 Example: Callitris - most drought-resistant conifer genus in the world 0:12:19 How can trees avoid excessive water less? 0:12:45 Tree responses to drought - Restricting water loss 0:16:13 Example: Stomatal responses to soil drought and atmospheric demand 0:18:45 Water - That's only part of the story 0:19:59 Example: Stomatal conductance and photosynthesis 0:22:36 Example: Non-structural carbohydrates during stress 0:26:05 Example: Reduced shoot-root coupling under drought 0:28:13 Summary 0:30:13 Beyond the extreme: Recovery dynamics following heat and drought stress in woody plants 0:30:23 Introduction 0:31:26 Background: Post-stress recovery 0:33:06 Recovery f(stress) 0:34:56 recovery f(stress) - Drought 0:37:01 Recovery f(stress) - Heat wave 0:38:54 Recovery of tree physiological parameters 0:42:46 Example: Heat waves induce long-term effects 0:46:07 Example: Heat waves affect phenological development in the following year 0:46:50 Example: Heat & drought-induced legacies 0:49:09 Caveat in experimental studies on recovery: Duration of post-stress observation 0:50:24 Take-home message Dozentin: Dr. Nadine Rühr | Karlsruhe Institute of Technology (KIT), Institute of Meteorology and Climate Research Atmospheric Environmental Research (IMK-IFU), Campus Alpin, Garmisch-Partenkirchen, Germany Vorlesungsaufzeichnung: KIT | WEBCAST http://webcast.kit.edu