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. 2020 Mar 20;11:309. doi: 10.3389/fpls.2020.00309

FIGURE 4.

FIGURE 4

Principal component analysis (PCA) performed for the spots whose volume significantly changed in abundance (p-value < 0.05) between Greenforce CuCa (G), ASM (A), and Control (C) at 3, 5 and 7 days after treatments.