TABLE 2.

Pairwise phenotypic correlation coefficients among traits in RIL population in 2017–2018 (Y1), 2018–2019 (Y2), 2019–2020 (Y3), and across the years.

	Traits	DH	DM	PH	TKW	TW	GZnC
	DM	0.93***
	PH	0.61***	0.44***
2017–2018 (Y1)	TKW	−0.48***	−0.55***	−0.31***
	TW	–0.14	–0.12	0.13	0.04
	GZnC	–0.14	−0.18*	–0.02	0.11	0.06
	GFeC	0.25***	0.24***	0.40***	−0.17*	0.06	0.76***
	DM	0.90***
	PH	0.49***	0.41***
2018–2019 (Y2)	TKW	−0.42***	−0.55***	−0.20**
	TW	−0.28***	−0.36***	–0.12	−0.20**
	GZnC	−0.30***	−0.42***	–0.03	0.39***	−0.39***
	GFeC	–0.03	−0.23**	0.15*	0.24***	−0.91***	0.96***
	DM	–
	PH	–	–
2019–2020 (Y3)	TKW	–	–	–0.09
	TW	–	–	–	–
	GZnC	–	–	–0.01	0.32***	–
	GFeC	–	–	0.12	0.28***	–	0.77***
	DM	0.94***
	PH	0.77***	0.63***
Across years	TKW	−0.44***	−0.54***	−0.27***
	TW	−0.18*	−0.19**	0.21**	–0.03
	GZnC	−0.18*	−0.26***	–0.01	0.27***	–0.07
	GFeC	0.09	0.01	0.20**	0.10	−0.29***	0.81***

*Significant at p < 0.05, **significant at p < 0.01, ***significant at p < 0.001.