Table 7 Expected response (\( \varDelta G/\overline{X}\times 100 \)) in fiber properties and growth traits at the six sites for different selection criteria of the nine triploid hybrid clones

Yanzhou

FL

4.9

2.2

3.3

6.6

–

–

–

FW

3.6

3.9

−1.1

7.5

–

–

–

FL/W

3.9

−0.9

4.3

1.2

–

–

–

C

4.2

3.6

0.7

7.5

–

–

–

Gaotang

FL

4.1

2.7

–

5.2

3.7

6.6

13.7

FW

3.8

3.0

–

7.3

1.8

−1.9

−3.9

FL/W

–

–

–

–

–

–

–

C

3.1

3.1

–

7.8

−0.1

−3.5

−7.7

H

2.3

0.7

–

−0.1

7.0

6.7

17.6

DBH

1.1

−0.6

–

−2.5

4.7

9.8

22.3

SV

1.2

−0.5

–

−2.2

5.3

9.6

22.7

Xiangfen

FL

3.2

3.0

1.0

6.0

3.0

3.4

13.4

FW

3.2

3.3

−0.5

7.2

−0.1

0.4

0.8

FL/W

1.7

−0.7

1.4

−1.1

5.1

4.4

10.8

C

2.7

3.1

−0.3

7.4

−1.9

−0.6

−5.2

H

1.3

−0.1

1.6

−2.2

5.8

4.6

13.5

DBH

1.3

0.2

1.4

−0.7

4.8

4.7

14.9

SV

1.4

0.1

1.6

−1.7

5.3

4.5

15.4

Pinggu

FL

3.8

–

–

4.6

7.9

9.0

17.8

FW

–

–

–

–

–

–

–

FL/W

–

–

–

–

–

–

–

C

2.9

–

–

6.1

2.9

−3.1

−4.7

H

3.5

–

–

2.0

6.0

14.0

26.9

DBH

2.1

–

–

−1.1

7.3

15.5

32.5

SV

2.2

–

–

−0.9

7.6

17.4

27.4

Zhengzhou

FL

3.3

1.6

2.6

4.0

4.4

4.0

8.4

FW

2.2

2.6

−1.0

5.7

−2.1

−4.6

−10.6

FL/W

2.7

−0.8

2.7

−0.3

7.0

8.7

19.0

C

2.3

2.4

−0.2

6.1

2.7

−1.8

−2.0

H

1.8

−0.6

2.7

1.8

9.6

9.1

22.4

DBH

1.4

−1.2

2.9

−1.0

7.8

7.8

24.6

SV

1.4

−1.2

2.9

−0.6

9.0

11.5

18.1

Taiyuan

FL

4.0

2.6

2.3

6.6

3.7

2.7

9.3

FW

3.5

2.4

0.7

7.4

1.7

−2.9

−2.7

FL/W

3.3

0.8

1.9

2.8

4.3

7.9

18.8

C

3.5

2.8

1.0

8.4

−0.6

−2.8

−4.5

H

1.4

0.5

1.1

−0.4

11.9

8.1

24.0

DBH

0.9

−0.7

1.9

−1.8

7.4

11.3

29.6

SV

1.4

−0.3

1.9

−1.3

9.5

12.7

28.2