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Cotton Genomics and Genetics
2013, Vol.4, No.2, 13-32 http://cgg.sophiapublisher.com
Table 1 Analysis of variance for combining ability of Line x Tester interspecific crosses (YHB) for different quantitative characters
Source
d.f.
Mean sum of squares
Seed cotton
yield (kg/ha)
Plant
height (cm)
No. of
sympodia
No. of
bolls
Mean boll
weight (g)
Seed index (g)
1
2
3
4
5
6
Replications
1
1464781.85** 1722.35
198.14**
94.58**
2.29**
37.90**
Crosses
91
365118.66**
722.32
13.58
43.03**
0.23**
2.56**
Line Effect
3
1344213.43** 705.20
0.99
56.37
0.61*
1.94
Tester Effect
22
903079.19**
541.25
11.19
45.34
0.28
3.86*
Line x Tester Effect
66
141294.17**
783.46
14.95
41.65**
0.20**
2.16**
Error
91
47434.74
831.52
12.26
1.94
0.04
0.74
Note: * Significant at P = 0.05; ** Significant at P = 0.01