Biochemical and Metabolic Changes in Arsenic Contaminated Boehmeria nivea L.

Figure 3

Effect of As application on antioxidant enzymes of Boehmeria nivea. (a): SOD; (b): POD; (c): CAT; (d): MDA. Values followed by different uppercase letters are significantly different at , for treatments. Different letters indicate significant differences between treatments for each parameter, at significant level of 0.05. Values followed by the same letters for each parameter are not significantly different at the 0.05 level (least significant difference). Values in the graph are mean ± SD (); error bars are SD.

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