Treatment

Old pipeline

New pipeline

Interior

ANOVA (One-Way or Two-Way)

Small trees

n 2003

37.8 ± 9.0

37.2 ± 11.2

31.3 ± 7.9

F(2, 21) = 0.93; p < 0.4106

n 2004

35.9 ± 8.2

39.6 ± 12.3

32.1 ± 8.7

F(2, 27) = 1.44; p < 0.2536

n 2005

35.7 ± 8.1

40.5 ± 13.8

31.8 ± 8.3

F(2, 27) = 1.76; p < 0.1911

BA 2003

0.14 ± 0.04

0.15 ± 0.05

0.13 ± 0.04

F(2, 21) = 0.42; p < 0.6621

BA 2004

0.14 ± 0.04

0.16 ± 0.06

0.14 ± 0.04

F(2, 27) = 0.79; p < 0.4652

BA 2005

0.15 ± 0.04

0.17 ± 0.06

0.14 ± 0.04

F(2, 27) = 0.90; p < 0.4202

DBH 2003

7.0 ± 1.4^a

7.1 ± 1.4^ab

7.3 ± 1.4^b

F(2, 797) = 3.52^*; p < 0.0301

DBH 2004

7.0 ± 1.4^a

7.1 ± 1.4^ab

7.4 ± 1.5^b

F(2, 1041) = 4.33^*; p < 0.0134

DBH 2005

7.1 ± 1.4^a

7.2 ± 1.4^a

7.5 ± 1.4^b

F(2, 1050) = 4.93^*; p < 0.0074

Big trees

n 2003

28.4 ± 5.7

29.0 ± 4.3

22.6 ± 6.3

F(2, 21) = 3.26; p < 0.0583

n 2004

28.7 ± 5.5^ab

31.0 ± 4.8^a

23.5 ± 5.5^b

F(2, 27) = 5.23^*; p < 0.0121

n 2005

29.5 ± 5.8^ab

30.9 ± 4.8^a

23.9 ± 5.3^b

F(2, 27) = 4.83^*; p < 0.0161

BA 2003

1.4 ± 0.3

1.3 ± 0.4

1.4 ± 0.3

F(2, 21) = 0.05; p < 0.9480

BA 2004

1.4 ± 0.4

1.3 ± 0.3

1.4 ± 0.3

F(2, 27) = 0.40; p < 0.6741

BA 2005

1.4 ± 0.4

1.3 ± 0.3

1.4 ± 0.3

F(2, 27) = 0.46; p < 0.6375

DBH 2003

20.1 ± 1.6

21.1 ± 1.5

21.7 ± 1.63

F(2, 603) = 2.08; p < 0.1256

DBH 2004

19.8 ± 1.6^ab

19.4 ± 1.5^a

21.3 ± 1.63^b

F(2, 802) = 3.96^*; p < 0.0194

DBH 2005

19.7 ± 1.6^ab

19.4 ± 1.5^a

21.0 ± 1.64^b

F(2, 813) = 3.42^*; p < 0.0331