International Journal of Agronomy

Research Article

Line × Tester Mating Design Analysis for Grain Yield and Yield Related Traits in Bread Wheat (Triticum aestivum L.)

Table 4

General combining ability (gi) effects for characters in bread wheat parents.


Parents	DHE	PHT	SL	FT	TKW	NG	GY

Lines
A₉₀₁	−0.25	−5.53**	−1.20**	−2.17*	−3.34**	4.17**	−3.26*
A₈₉₉	0.38	−0.12	−0.23	4.41**	−0.23	−3.41*	.47**
A₁₁₃₅	−0.38	1	0.2	1.47	2.64**	−5.98**	1.61
A₁₀₆₉	−1.50**	5.64**	0.28	0.09	1.34*	0.16	1.28
AA	1.75**	−0.99	0.95**	−3.80**	−0.4	5.05**	−4.11**
se ()	0.45	1.64	0.23	0.9	0.61	0.45	1.35

Testers
MD	2.80**	15.52**	−0.61**	1.64*	5.38**	−10.9**	0.63
Rmada	−2.20**	−1.92	0.96**	0.27	−1.76**	3.6**	0.97
HD₁₂₂₀	1.40**	−9.74**	−0.63**	−1.58*	−2.92**	2.55	−2.58*
Wifak	−2.00**	−3.86**	0.28	−0.33	−0.71	4.7**	0.98
se ()	0.39	1.42	0.2	0.78	0.53	1.29	1.17

DHE: number of days to heading, PHT: plant height (cm), SL: spike length (cm), FT: number of fertile tillers, TKW: thousand-kernel weight (g), NG: number of grains per spike, GY: grain yield (g), se (): standard error for GCA effects for line, se (): standard error for GCA effects for tester, ns, and * and **: non-significant and significant effect at 0.05 and 0.01 probability.