Table 4: General combining ability (gi) effects for characters in bread wheat parents.

ParentsDHEPHTSLFTTKWNGGY

Lines
A901−0.25−5.53**−1.20**−2.17*−3.34**4.17**−3.26*
A8990.38−0.12−0.234.41**−0.23−3.41* .47**
A1135−0.3810.21.472.64**−5.98**1.61
A1069−1.50**5.64**0.280.091.34*0.161.28
AA1.75**−0.990.95**−3.80**−0.45.05**−4.11**
se ( )0.451.640.230.90.610.451.35

Testers
MD2.80**15.52**−0.61**1.64*5.38**−10.9**0.63
Rmada−2.20**−1.920.96**0.27−1.76**3.6**0.97
HD12201.40**−9.74**−0.63**−1.58*−2.92**2.55−2.58*
Wifak−2.00**−3.86**0.28−0.33−0.714.7**0.98
se ( )0.391.420.20.780.531.291.17

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.