Antioxidant enzyme activities of G. parviflora in the pot experiment.

Superoxide dismutase (SOD), peroxidase (POD), and catalase (CAT) activities were measured in plants cultured for 50 d in soil containing 10 mg added Cd (kg soil)−1. Values are means (±SE) of three replicate pots. Different lowercase letters within a column indicate significant differences based on one-way analysis of variance in SPSS 13.0 followed by the least significant difference test (PAntioxidant enzyme activities of G. parviflora in the pot experiment.