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Fig. 6 | BMC Plant Biology

Fig. 6

From: Putrescine-functionalized carbon quantum dot (put-CQD) nanoparticles effectively prime grapevine (Vitis vinifera cv. ‘Sultana’) against salt stress

Fig. 6

Effect of different concentrations of Put, CQDs, and Put-CQD NPs in antioxidant enzymatic activities of CAT (a), APX (b), GP (c), and SOD (d) of Vitis vinifera cv. ‘Sultana’ under salinity stress (CQDs, carbon quantum dots; Put, putrescine, Put-CQD NPs, carbon quantum dots functionalized by putrescine nanoparticles). Different letters indicate significant differences based on Duncan’s post-hoc analysis at P ≤ 0.05

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