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. 2020 Apr 19;61:13. doi: 10.1186/s40529-020-00290-6

Fig. 6.

Fig. 6

Relationships between the effect size of total biomass and the effect sizes of other physiological indicators for glycophytes (a) and halophytes (b) under salt stress conditions. Red arrows indicate positive relationships. Blue arrows indicate negative relationships. The arrow length indicates the value of R2