Mapping of Novel QTL Regulating Grain Shattering Using Doubled Haploid Population in Rice (Oryza sativa L.)

Table 2

Analysis of the correlation coefficients for BTS and grain characteristics.

Year	Trait	PS	BS	GL	GW	GT	RLW	TGW
2013	PS	1	0.882	−0.077	0.245	0.226	0.157	0.221
	BS		1	−0.146	0.285	0.228	−0.221	0.119
	GL			1	−0.444	−0.339	−0.861	0.368
	GW				1	0.784	−0.827	0.554
	GT					1	−0.633	0.600
	RLW						1	−0.076
	GW							1
2015	PS	1	0.872	−0.164	0.292	0.306	−0.231	0.203
	BS			−0.204	0.250	0.236	−0.245	0.116
	GL				−0.444	−0.339	0.861	0.368
	GW				1	0.784	−0.827	0.554
	GT					1	−0.633	0.600
	RLW						1	−0.0765
	TGW							1

Significant at the level of 0.05 and significant at the level of 0.01. PS: pulling strength; BS: bending strength; GL: grain length; GW: grain width; GT: grain thickness; RLW: ratio of length/width; TGW: thousand grain weight.