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. 2020 Sep 25;10:15756. doi: 10.1038/s41598-020-71024-8

Figure 3.

Figure 3

Soil enzyme activity. (A) Catalase activity; (B) invertase activity; (C) urease activity; (D) phosphatase activity. HG: healthy ginseng soil group; GRR: ginseng rusty root symptom-high soil group. Letters indicate significant differences among different soil samples by ANOVA at P ** < 0.01 versus HG group (n = 6 in each group).