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. 2021 May 13;21:215. doi: 10.1186/s12870-021-03001-w

Fig. 3.

Fig. 3

Metabolomics profiling of diseased and healthy ginseng tissues. PCA plots of the positive ion mode (a) and negative ion mode (b); PLS-DA plots of the positive ion mode (c) and negative ion mode (d); permutation tests for PLS-DA models in the positive ion mode (e) and negative ion mode (f). HG: healthy ginseng; GRS: ginseng rusty root symptoms