Table 1. Phenotypic performance of relevant traits in two parents and RIL population (Jiucaiqing/IR26) under different NaCl conditions.

NaCl treatments(mM)	Traitsa(mg/g)	Parentsb		RIL Populationc
		Jiucaiqing	IR26	Mean	Max	Min	SD	Skewness	Kurtosis	Heritability (%)
0	RNC(mg/g)	13.1±1.9	16.6±3.1	16.4	30.1	4.2	4.58	0.38	0.85	95.6
	RKC(mg/g)	25.2±3.7	31.8±7.0	31.1	57.4	13.2	7.51	0.85	1.07	88.8
	SNC(mg/g)	14.9±3.7	12.4±3.1	13.6	34.7	6.5	5.69	1.65	2.72	89.8
	SKC(mg/g)	48.9±4.5	49.1±4.5	53.5	71.8	36.5	5.97	−0.66	1.11	97.6
100	STR	2.6±0.2	3.4±0.3*	3.4	5.0	2.3	0.60	0.91	0.27	94.4
	RNC(mg/g)	34.1±5.4	36.8±4.5*	33.7	57.5	18.8	6.24	0.67	1.47	95.6
	RKC(mg/g)	32.4±5.8	32.4±2.3	31.4	51.3	18.6	5.25	0.57	0.85	98.4
	SNC(mg/g)	51.2±5.4	60.0±2.6**	66.6	115.1	38.4	15.15	0.60	0.09	64.6
	SKC(mg/g)	44.6±2.7	56.8±5.5**	62.1	95.7	37.7	10.25	0.26	0.16	63.5
120	STR	3.1±0.3	4.2±0.2*	3.8	5.0	2.2	0.60	−0.11	−0.35	81.9
	RNC(mg/g)	41.4±2.2	47.6±2.3*	52.7	93.3	27.1	10.35	0.78	1.66	98.0
	RKC(mg/g)	26.8±6.1	27.2±4.1	34.7	49.1	20.9	6.191	0.32	−0.51	94.9
	SNC(mg/g)	126.0±5.6	137.3±7.9**	128.3	202.6	65.0	28.50	0.24	−0.52	86.1
	SKC(mg/g)	72.9±6.5	89.7±2.4**	73.2	115.2	43.7	13.09	0.37	0.43	92.8

^aRNC: root Na⁺ concentration; RKC: root K⁺ concentration; SNC: shoot Na⁺ concentration; SKC: shoot K⁺ concentration; STR: salt tolerance rating;

^bMeans ± SD (standard deviation);

^*and **indicates significance at the level of 5% and 1%, respectively, according to Student’s t-test;

^cRILs sample size n = 150, replications r = 3.