Linkage mapping and genome-wide association study reveals conservative QTL and candidate genes for Fusarium rot resistance in maize

Table 1 Descriptive statistics of FER resistance for the RIL and GWAS populations in different environments

Population	Environment	BT-1	N6	Mean	Range	CV	Skewness	Kurtosis	σ²_g	σ²_ge	H²
Population	Environment	Mean	Mean	Mean	Range	CV	Skewness	Kurtosis	σ²_g	σ²_ge	H²
RIL	2007ZZ	1.02 ± 0.10	6.30 ± 0.04	1.99 ± 0.93	1–6	0.46	1.84	5.10	0.83**	–	0.90
	2008ZZ	1.26 ± 0.14	6.71 ± 0.35	2.06 ± 0.90	1–6	0.44	1.06	2.20	0.76**	–	0.88
	2015WX	1.10 ± 0.22	5.40 ± 0.18	2.23 ± 0.92	1–6	0.41	0.88	0.90	0.73**	–	0.75
	2016XC	1.30 ± 0.19	6.28 ± 0.32	2.06 ± 1.26	1–7	0.61	1.88	4.28	1.41**	–	0.73
	Combined	1.10 ± 0.17	6.11 ± 0.20	2.13 ± 0.75	1–6	0.39	1.49	3.99	0.60**	0.34**	0.81
GWAS	2014ZZ	–	–	2.87 ± 1.05	1–7	0.41	1.10	2.27	0.83**	–	0.65
	2015ZZ	–	–	3.00 ± 0.78	1–5	0.25	0.44	0.27	0.39**	–	0.65
	2015WX	–	–	2.81 ± 1.03	1–6	0.40	0.50	−0.11	0.82*	–	0.77
	2016ZZ	–	–	2.25 ± 1.14	1–6	0.55	0.97	0.26	1.08**	–	0.70
	2016XC	–	–	2.28 ± 1.17	1–7	0.57	1.48	2.77	1.04**	–	0.68
	Combined	–	–	2.75 ± 1.32	1–5	0.30	0.84	0.73	0.47**	0.33**	0.79

mean, ± standard deviation; CV, coefficient of variation; σ²_g, genetic variance; σ²_ge, genotype–environment interactions variance; H², broad-sense heritabilities
**Significant at P < 0.01

ISSN: 1471-2164