Fig. 8From: Interactive effects of elevated CO2 concentration and combined heat and drought stress on tomato photosynthesisLeaf FW and DW of tomato ‘OB’ and ‘LA2093’ during (a, b) stress stage and (c, d) recovery stage for 20 h. FW and DW was the abbreviation of fresh and dry weight. Treatments are as in Fig. 5. The data represent average values ± SD (n = 3). Different small letters showed significant differences (P < 0.05)Back to article page