Table 1. Phenotypic values for flag leaf-related traits in two IL wheat populations and their parents under two environments.

Trait1	Environment2	Parent			Lumai 14 / Jing 411					Lumai 14 / Shaanhan 8675
		Lumai 14	Jing 411	Shaanhan 8675	Mean±SD3	Variation	Skewness	Kurtosis	CV(%)4	Mean±SD	Variation	Skewness	Kurtosis	CV(%)
FLL/cm	E1	15.13	17.12**	18.25**	15.45±1.03	13.93–17.97	0.45	0.41	6.64	15.92±1.53	12.49–18.42	-0.12	0.05	9.62
	E2	11.83	13.93**	14.26**	11.87±1.17	9.69–14.21	0.19	-0.30	9.88	11.87±1.35	9.72–14.42	0.19	-0.10	11.38
FLW/cm	E1	1.47	1.42	1.31**	1.46±0.08	1.28–1.59	-0.14	-0.26	5.61	1.54±0.10	1.31–1.79	0.16	0.31	6.52
	E2	1.31	1.27	1.18*	1.30±0.09	1.13–1.48	-0.09	0.01	6.56	1.33±0.10	1.14–1.51	-0.06	-0.20	7.17
FLA/cm2	E1	16.72	18.22*	17.98	16.89±1.73	14.34–20.33	0.34	0.25	10.24	18.47±2.62	14.48–23.55	0.10	-0.10	14.19
	E2	11.66	13.29**	12.62	11.62±1.70	8.26–15.76	0.32	0.00	14.66	11.94±2.00	8.85–15.89	0.10	-0.10	16.73
CCS1	E1	59.83	57.55	53.69*	60.34±2.02	56.15–63.97	-0.01	-0.26	3.35	60.04±2.50	52.09–64.45	-0.63	0.59	4.17
	E2	63.48	59.07**	55.43**	62.70±2.78	56.93–67.19	0.04	-0.16	4.44	63.22±3.06	54.11–67.84	-0.15	-0.02	4.84
CCS2	E1	59.31	55.23	52.94**	56.81±4.21	45.79–62.72	-0.95	1.39	7.41	58.97±2.64	51.21–63.84	-0.87	1.19	4.47
	E2	61.52	56.14*	54.12**	58.01±3.75	49.93–63.06	-0.67	0.90	6.46	60.39±2.75	52.90–64.57	-0.42	0.18	4.55
CCS3	E1	41.42	30.94*	32.75*	35.17±10.41	14.51–56.70	-0.03	-0.57	29.61	38.71±8.92	21.65–56.60	0.11	-0.63	23.04
	E2	46.61	33.42**	37.14*	35.19±9.07	16.07–54.07	-0.03	-0.49	25.78	39.39±7.61	22.80–55.84	-0.06	-0.28	19.30

¹: FLL, flag leaf length; FLW, flag leaf width; FLA, flag leaf area; CC_S1, chlorophyll content at flowering stage; CC_S2, chlorophyll content at 15 days after anthesis; CC_S3, chlorophyll content at 20 days after anthesis

²: E1: 2016–2017; E2: 2017–2018

³: SD: standard deviation

⁴: CV: coefficient of variation

* and ** indicate significant difference at the 0.05 and 0.01 probability level, respectively