Table 2. Correlation analysis of six cotton early-maturity traits in F₂, F_2:3 populations and two parents.

Traits	FT-F2	FBP-F2	WGP-F2	NFFB-F2	HNFFB-F2	PH-F2
FT-F2	1
FBP-F2	0.294**	1
WGP-F2	0.689**	0.894**	1
NFFB-F2	0.305**	0.334**	0.396**	1
HNFFB-F2	0.095	0.181	0.182	0.557**	1
PH-F2	0.017	0.020	0.066	0.293**	0.425**	1
	FT-F2:3	FBP-F2:3	WGP-F2:3	NFFB-F2:3	HNFFB-F2:3	PH-F2:3
FT-F2:3	1
FBP-F2:3	0.296**	1
WGP-F2:3	0.615**	0.935**	1
NFFB-F2:3	0.550**	0.437**	0.565**	1
HNFFB-F2:3	0.496**	0.389**	0.505**	0.561**	1
PH-F2:3	0.022	0.081	0.075	0.212**	0.411**	1

**Indicates the correlation reaches significance at 0.01