Fig. 1
Determination of physiological indices of the roots of M. falcata plants under low-temperature stress. a, Electrolyte leakage. b, MDA content. c, SOD activity. d, CAT activity. e, POD activity. f, O2.- content. g, Soluble protein content. h, GSH content. i, Proline content. j, Soluble sugar content. The data are shown as the means ± SDs of four independent experiments. The different letters represent statistically significant differences as determined by one-way ANOVA (p < 0.05, Duncan’s multiple range test)