Table 5 Effects of different culture periods and gametophyte density on sporophyte formation and growth of eastern bracken in ex vitro conditions

2

7.3 ± 2.96 d^z

3.6 ± 0.29 a

21.3 ± 4.27 a–c

3.4 ± 0.62 a

20.3 ± 3.46 ab

14.0 ± 3.62 ab

2.1 ± 0.45 b

4.0 ± 1.00 d

3.4 ± 0.68 a

31.6 ± 11.67 a

4.6 ± 1.52 a

30.4 ± 11.46 a

52.2 ± 37.55 a

9.3 ± 6.64 a

6.0 ± 1.00 d

3.3 ± 0.22 a

24.6 ± 2.91 ab

3.3 ± 0.36 a

24.8 ± 5.00 a

19.7 ± 4.55 ab

4.8 ± 1.40 ab

5.0 ± 1.53 d

3.4 ± 0.29 a

22.8 ± 6.79 ab

3.2 ± 0.91 a

19.2 ± 2.44 ab

20.3 ± 8.53 ab

4.4 ± 1.47 ab

4

2.7 ± 0.33 d

3.2 ± 0.59 a

29.1 ± 8.96 a

3.3 ± 1.45 a

20.5 ± 7.02 ab

26.3 ± 15.63 ab

2.0 ± 1.14 b

1.0 ± 0.58 d

1.2 ± 0.60 b

9.2 ± 4.59 b-d

0.8 ± 0.44 b

7.9 ± 4.25 bc

2.8 ± 1.44 b

0.2 ± 0.11 b

0.3 ± 0.33 d

0.7 ± 0.67 b

4.7 ± 4.73 cd

0.7 ± 0.67 b

3.3 ± 3.26 c

1.4 ± 1.39 b

0.1 ± 0.07 b

0.3 ± 0.33 d

0.3 ± 0.33 b

3.9 ± 3.90 d

0.7 ± 0.67 b

2.1 ± 2.05 c

0.5 ± 0.46 b

0.2 ± 0.17 b

6

115.0 ± 5.20 a

4.2 ± 0.08 a

29.3 ± 0.97 a

4.2 ± 0.08 a

16.1 ± 2.95 a–c

25.4 ± 2.17 ab

2.5 ± 0.50 b

85.7 ± 15.19 b

3.9 ± 0.30 a

24.1 ± 0.31 ab

3.4 ± 0.30 a

18.6 ± 0.95 ab

15.6 ± 1.64 ab

1.7 ± 0.22 b

56.0 ± 3.61 c

4.1 ± 0.17 a

30.9 ± 1.17 a

4.3 ± 0.14 a

23.6 ± 2.06 ab

28.9 ± 1.15 ab

4.4 ± 0.93 ab

67.7 ± 3.18 c

3.7 ± 0.17 a

23.2 ± 1.82 ab

3.5 ± 0.14 a

20.4 ± 1.13 ab

13.0 ± 0.92 ab

1.6 ± 0.13 b

Significance

Period (A)

***

***

***

***

***

NS

*

Density (B)

***

*

NS

NS

NS

NS

NS

A × B

***

*

NS

NS

NS

NS

NS