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. 2022 Mar 3;11(3):498. doi: 10.3390/antiox11030498

Figure 4.

Figure 4

(A) Fv/Fm, (B) non-photochemical quenching (NPQ), and (C) photochemical quenching (qP) of four soybean cultivars grown under drought and salinity stress conditions. Data presented are means ± SD, and different letters denote a significant difference at p < 0.05 based on the least significant difference (LSD) test. Letter a is highly significant than b, and ab means no significant differences between a with ab and b with ab.