%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 %0 Generic %D 2005 %T Impact of rising tropospheric ozone on potato: effects on photosynthesis, growth, productivity and yield quality. %A Vandermeiren, K. %A Black, C. %A Pleijel, H. %A De Temmerman, L. %B Plant Cell and Environment %V 28 %P 982-996 %G eng %0 Book %D 2002 %T Growth of Norway spruce (Picea abies) in relation to the AOT40 index. %A Skarby, L. %A Ottoson, S. %A Karlsson, P.E. %A Wallin, G. %A Sellden, G. %A Medin, E. %A Pleijel, H. %9 Background paper presented at the UNECE Workshop Establishing Ozone Critical Levels II, Goteborg November 2002