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. 2018 Apr 20;9:489. doi: 10.3389/fpls.2018.00489

Figure 8.

Figure 8

Linear discriminant analysis (LDA) for the lavender essential oil compounds under different saline levels with K, Zn, Si foliar applications. Projection of the average contents of the essential oil compounds onto the first two principal axes (+ and – indicate positive and negative correlations with axes, respectively). Coding numbers referred to mM NaCl + foliar applications.