TABLE 3.

Combined analyses of variance for eight yield-related traits in the testcross population.

Source of variation	Mean square
	RN	KN	KT	KW	KL	VW	HKW	YP
Location (L)	0.07**	0.82**	0.16**	0.00	8.73**	6834.82**	7.70**	35837.44**
Year (Y)	0.00	4.28**	0.00	0.65**	0.00	41.48**	0.00	8264.18**
GCAk	0.21**	1.50**	2.15**	4.89**	5.91**	182.33**	1.59**	1684.67**
GCAl	1.43**	0.34**	13.77**	0.03**	8.38**	6.03**	0.00	0.04**
SCAkl	0.09**	0.83**	0.65**	0.94**	1.55**	41.24**	0.35**	1452.68**
L × GCAk	0.00	0.04**	0.13**	0.00	0.63**	13.40**	0.05**	1252.77**
L × GCAl	0.00	0.00	3.00**	0.00	0.00	25.73**	0.87**	1165.38**
L × GCAkl	0.00	0.00	0.09**	0.42**	0.23**	0.00	0.05**	0.00
Y × GCAk	0.00	0.20**	0.09**	0.00	0.21**	13.10**	0.05**	714.71**
Y × GCAl	0.00	0.00	0.00	0.00	0.00	0.00	0.87**	9873.17**
Y × GCAkl	0.01**	0.10**	0.10**	0.86**	1.42**	10.34**	0.42**	315.97**
L × Y × GCAk	0.01**	0.46**	0.03**	0.35**	0.62**	48.33**	0.46**	269.46**
L × Y × GCAl	0.04**	1.39**	0.85**	0.29**	25.08**	82.87**	2.89**	487.01**
L × Y × GCAkl	0.02**	1.02**	0.05**	0.00	0.75**	0.00	0.18**	2055.55**
Block (B)	0.00	0.09**	0.11**	0.08**	0.00	9.34**	0.01**	407.69**
Error (E)	0.38**	4.20**	4.16**	12.30**	19.98**	1333.16**	5.87**	25822.13**
GCA/SCA	17.60	2.23	24.56	5.26	9.24	4.57	4.53	1.16
H2	0.94	0.52	0.85	0.66	0.57	0.43	0.36	0.13
Coefficient of variation (CV)	0.08	0.31	0.25	0.05	0.68	0.34	0.38	0.55

* and ** indicate significance at P < 0.05 and P < 0.01, respectively. k and l indicated the kth male (RILs) and the lth female (Tester). RN, Row number; KN, Kernel number per row; KT, Kernel thickness; KW, Kernel width; KL, Kernel length; HKW, 100-kernel weight; VW, Volume weight; YP, Yield per plot.