Table 3.

Photosynthetic parameters and changes induced by VP and correlation coefficients under far red light conditions.

PARAMETERS AND THEIR CHANGES
A decrease, μmol·m−2·s−1	−1.08 ± 0.10*	ϕND initial		0.337 ± 0.013
EF(PSII)initial, μmol·m−2·s−1	1.24 ± 0.02	ϕND min		0.295 ± 0.014*
EF(PSII)min, μmol·m−2·s−1	1.11 ± 0.03*	ϕND min - ϕND initial		−0.042 ± 0.005*
EF(PSII)min- EF(PSII)initial, μmol·m−2·s−1	−0.13 ± 0.02*	ϕNA initial		0.420 ± 0.012
EF(C)initial, μmol·m−2·s−1	2.98 ± 0.06	ϕNA max		0.447 ± 0.013*
EF(C)min, μmol·m−2·s−1	2.60 ± 0.07*	ϕNA max - ϕNA initial		0.027 ± 0.002*
EF(C)max, μmol·m−2·s−1	3.27 ± 0.10*	NPQinitial		0.52 ± 0.03
EF(C)min- EF(C)initial, μmol·m−2·s−1	−0.38 ± 0.04*	NPQmax		0.99 ± 0.11*
EF(C)max- EF(C)min, μmol·m−2·s−1	0.66 ± 0.08*	NPQmax- NPQinitial		0.47 ± 0.08*
CORRELATION COEFFICIENTS
EF(PSII)min- EF(PSII)initial	0.35	EF(PSII)min- EF(PSII)initial		0.46
and		and
EF(C)min- EF(C)initial		ϕND max - ϕND initial
EF(PSII)min- EF(PSII)initial	−0.53	ϕND max - ϕND initial		−0.86#
and		and
EF(C)max- EF(C)min		EF(C)max- EF(C)min

^*p < 0.05 compared with control, paired Student t-test (n = 9).

^#Correlation coefficient is significant (p < 0.05), Student t-test.