Fig. 5From: Switchgrass PvDREB1C plays opposite roles in plant cold and salt tolerance in transgenic tobaccoContents of Na+, K+ and Ca2+, and ratios between Na+ and K+in leaves a-d or in roots e-h. Data are represented as mean ± SE (n = 6), and different letters above bars indicate a significant difference at P < 0.05Back to article page