Table 2 Variance analysis of specific combining ability values in seedling height and diameter at breast height.

From: Construction of a breeding parent population of Populus tomentosa based on SSR genetic distance analysis

Phenotypic traits

Variation sources

DF

MS

Random model

F value

P value

Seedling height

Male

1

112.76

1.90

0.168

Female

16

167.94

2.84

< 0.01**

Male × female

16

66.74

1.13

< 0.05*

Error

646

59.20

  

Diameter at breast height

Male

1

3.15

0.08

0.778

Female

16

189.44

4.82

< 0.01**

Male × female

16

81.04

2.06

< 0.01**

Error

646

39.30

  
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