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. 2016 Feb 12;11(2):e0149404. doi: 10.1371/journal.pone.0149404

Table 8. Results of ANOVA on the effects of year (Y), plant growth regulator (PGRs) and sampling time (T) on chlorophyll content, chlorophyll fluorescence, enzymatic activity and lipid peroxidation.

Effect	df	Chlorophyll content	F₀	F_v/F_m	Y (II)	qP	qN	SOD	POD	CAT	APX	GR	MDA content	H₂O₂ content
Y	1	423.41^b	73.50^b	18.41^b	1.29^c	8.18^b	28.01^b	999.23^b	3.64^c	64.71^b	1233^b	4.54^a	1162^b	2156^b
PGRs	3	421.68^b	245.53^b	131.44^b	179.39^b	66.99^b	91.88^b	138.68^b	76.58^b	1.31^c	212.72^b	215.72^b	117.01^b	298.27^b
T	4	830.08^b	841.71^b	232.59^b	309.12^b	216.81^b	255.65^b	511.73^b	298.73^b	104.55^b	490.64^b	763.16^b	1831^b	1268^b
Y×PGRs	3	2.30^c	0.42^c	2.01^c	12.5^b	2.22^c	1.68^c	12.42^b	7.50^b	1.59^c	18.33^b	0.83^c	0.42^c	46.89^b
Y×T	4	49.28^b	1.61^c	2.45^c	7.61^b	1.89^c	2.56^c	5.95^b	32.37^b	2.97^a	9.25^b	1.29^c	15.99^b	28.99^b
PGRs×T	12	1.712^c	1.76^c	0.66^c	1.83^a	1.64^c	2.24^c	4.30^b	5.15^b	1.68^c	3.44^a	1.16^c	16.69^b	0.37^c
Y×PGRs×T	12	1.541^c	1.01^c	0.37^c	1.56^c	2.72^c	1.65^c	2.16^c	2.41^b	1.73^c	1.52^c	0.75^c	1.61^c	6.95^b
Error	160
Total variation	199

^aF values and significance levels at P < 0.05.

^b F values and significance levels at P < 0.01.

^c F values and significance levels at P≥0.05.