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Solving the mystery of Upland-Rice P efficiency

Rice mini-symposium, 24 Sep 2019

Contact j.postma@fz-juelich.de
Location: IBG2 @ Forschungszentrum Juelich. Large seminar room 406

Introduction 9:00 - 10:30
Johannes Postma – Welcome (2 min)
Matthias Wissuwa - General context and overview.
Tovohery Rakotoson - Rice production on low P soils in Madagaskar: Challenges and solutions.
Josefine Kant - Rice root structure and variation in root hair phenotypes

Coffee break 10:30-11:00

Root architecture & morphology 11:00 - 12:30
Matthias Wissuwa - Internal P utilization efficiency and root-shoot allocation dynamics
Daniel Gonzalez - Modeling phenotypic variation in rice root architecture
De Baauw - “Root Performance and root responses of rice to cope with drought events and low soil P availability.”
Lunch 12:30-14:00 (FZJ kantine)

Rhizosphere biology 14:00-15:30
Erik Smolders - The phosphate desorption rate in soil limits phosphorus bioavailability to crops
Daniel Gonzalez, Stephanie Watts-Williams, Matthias Wissuwa - Rice root colonization with AM - to what effect?

Tea 15:30-16:00

Rhizosphere chemistry 16:00-17:30
Maire Holz & Eva Oburger - Rice root exudates - measurements and mode of action
Guy Kirk - Modelling rhizosphere chemistry
Christian Kuppe, Johannes Postma, Guy Kirk - Modeling root hairs & rhizosphere pH


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