Behaviour of chlorine 36 in cultivated terrestrial ecosystems C. Colle, S. Mauger, C. Massiani, V. A. Kashparov and G. Grasset Radioprotection, 37 C1 (2002) C1-491-C1-496 Published online: 14 October 2009 DOI: 10.1051/radiopro/2002091