Fig. 4From: Growth, physiological, and temperature characteristics in chinese cabbage pakchoi as affected by Cd- stressed conditions and identifying its main controlling factors using PLS modelEffect of Cd stress on the activities of (a) CAT, (b) SOD, (c) POD, (d) APX and the content of (e) MDA in Chinese cabbage pakchoi treated with 0, 10, 20, 50, 100, and 200 μmol/L Cd at four-leaf, six-leaf and eight-leaf stage, respectively. Values are presented as mean ± standard deviation (n =5)Back to article page