Table 3.

Correlation analyses for the four traits

Population	Environment	Phenotypea	PL	PW	SL	SW
FI	Wuhan	PL
		PW	0.62**
		SL	0.79**	0.58**
		SW	0.32**	0.53**	0.41**
FI	Yangluo	PL
		PW	0.72**
		SL	0.66**	0.52**
		SW	0.33**	0.52**	0.55**
XZ	Wuhan	PL
		PW	0.71**
		SL	0.72**	0.66**
		SW	0.48**	0.66**	0.72**

** Indicated P < 0.01

^a PL pod length, PW pod width, SL seed length, SW seed width