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. 2018 Nov 14;9:1648. doi: 10.3389/fpls.2018.01648

FIGURE 4.

FIGURE 4

(A,B) Light intensity dependence of Y(II) (the effective quantum yield of PSII photochemistry) and NPQ (non-photochemical quenching in PSII) at 6 and 25°C. Values are means ± SE (n = 4). Asterisks indicate a significant difference between 6 and 25°C.