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Fig. 5 | Journal of Nanobiotechnology

Fig. 5

From: Comparative efficacy of bio-selenium nanoparticles and sodium selenite on morpho-physiochemical attributes under normal and salt stress conditions, besides selenium detoxification pathways in Brassica napus L.

Fig. 5

Principal component analysis (PCA) of SeNPs and Se (IV) treatments and variable trait relationship in rapeseed seedlings a PCA individual plots of Se treatments on rapeseed seedlings, and b PCA loading plots of PC1 and PC2 of the examined variable traits, and the circles indicate the most correlated variables. Score plot represents the separation of treatments as (1) Ck (0 µmol/L); (2) SeNPs 50 µmol/L; (3) Se (IV) 50 µmol/L; (4) SeNPs 100 µmol/L; (5) Se (IV) 100 µmol/L; (6) SeNPs 150 µmol/L and (7) Se (IV) 150 µmol/L. The tested variables included VI (I): vigor index I; VI (II): vigor index II; SL: shoot length; RL: root length; SFW: shoot fresh weight; RFW: root fresh weight; TC: total chlorophyll; C: carotenoids; TSS: total soluble sugar; MDA: malondialdehyde; P: proline content; SOD: superoxidase dismutase; POD: peroxidase; CAT: catalase in Sh: shoots, and R: roots; Dim1: dimension1; Dim2: dimension2; Cos2: squared cosine, and Contrib: contribution

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