A new bioclimatic model calibrated with vegetation for Mediterranean forest areas Michel Vennetier, Christian Ripert, Eric Maille, Laurence Blanc, Franck Torre, Philip Roche, Thierry Tatoni and Jean-Jacques Brun Ann. For. Sci., 65 7 (2008) 711 Published online: 24 October 2008 DOI: 10.1051/forest:2008050