Institution: | a Organismes Photosynthétiques et Environnement, FRE 2433 CNRS, Département de Biologie, ENS, 46 rue d'Ulm, 75230 Paris cedex 05, France b Plant Ecophysiology, Department of Biology, University of Konstanz, Postfach M611, 78457 Konstanz, Germany c Department of Biophysics, Leiden University, PO Box 9504, 2300 RA Leiden, Netherlands |