Simplified root architectural models using continuous deformable domains Lionel Dupuy 1 and Matthieu Vignes 2 1 SCRI, Dundee (Scotland) www.scri.ac.uk/staff/lioneldupuy 2 INRA, Toulouse (France) http://carlit.toulouse.inra.fr/wikiz/index.php/Matthieu_VIGNES PMA09 - 11 th Nov. 2009 - Beijing (China)