%0 Generic %D 2011 %T New stomatal flux-based critical levels for ozone effects on vegetation. %A Mills, G. %A Pleijel, H. %A Braun, S. %A Buker, P. %A Bermejo, V. %A Calvo, E. %A Danielsson, H. %A Emberson, L. %A Gonzalez Fernandez, I. %A Grunhage, L. %A Harmens, H. %A Hayes, F. %A Karlsson, P.E. %A Simpson, D. %B Atmospheric Environment %V 45 %P 5064-5068 %G eng %0 Generic %D 2006 %T Differential ozone sensitivity in an old and a modern Swedish wheat cultivar – grain yield and quality, leaf chlorophyll and stomatal conductance. %A Pleijel, H. %A Eriksen, A.B. %A Danielsson, H. %A Bondesson, N. %A Sellden, G. %B Environmental and Experimental Botany %V 56 %P 63-71 %G eng