Table 7 HPH and multiple comparisons of 121 hybrid combinations (α = 0.05, Top 10 and bottom 10 sorted by DBH in descending order. See Table S10 for full data.)

From: Analysis of combining ability and heterosis based on controlled pollination populations of eucalypt

 

Combination

DBH

HT

Vol

SUR

Highest (top 10)

U3423 × 3327

24.88a

11.80a

73.83a

− 17.27abcdefg

(E. urophylla × E. grandis) × 06H241

10.18ab

3.13abcde

25.82ab

− 4.69abcdefg

U1617 × H253

7.19abc

− 12.02abcdefg

10.39bcdefg

− 60.90cdefg

U2223 × br22

7.16abc

6.14abc

20.39abcd

8.88abcdefg

(E. urophylla × E. grandis) × G243237

6.51abc

1.23abcde

18.70abcde

− 37.28abcdefg

U2223 × U6

5.86abcd

3.27abcd

13.28bcdef

7.56abcdefg

U952 × C2232

5.49abcd

11.18a

23.42abc

8.09abcdefg

H37 × G3169460

4.92abcd

3.70abcd

13.15bcdef

− 11.72abcdefg

H37 × G243237

4.80abcd

1.89abcde

13.06bcdef

20.36abcde

U3423 × H33

4.51abcd

− 1.47abcde

13.22bcdef

5.44abcdefg

Lowest (last 10)

H37 × open pollination

− 63.28jklmn

− 67.68jk

− 61.01jklmnopqrs

− 77.99efg

U3423 × P2111

− 64.15klmn

− 64.82jk

− 59.69jklmnopqrs

− 64.87defg

U2223 × P9060

− 64.29klmn

− 64.64ijk

− 59.02jklmnopqrs

− 70.13defg

H64 × open pollination

− 66.76lmn

− 66.66jk

− 66.85mnopqrs

− 66.67defg

H0733 × EC18

− 66.76lmn

− 66.61jk

− 66.80mnopqrs

− 66.67defg

U1101 × open pollination

− 67.39mn

− 62.53hijk

− 63.89klmnopqrs

− 81.72fg

U952 × EC106

− 67.62mn

− 66.17jk

− 67.70opqrs

− 57.18bcdefg

U6 × br22

− 67.91mn

− 65.95jk

− 68.83pqrs

− 61.48cdefg

T15 × DN4

− 71.88n

− 71.45k

− 74.05qrs

− 88.01g

C254 × 06H241

0.00

0

0

0

  1. Different lowercase letters in the table represent significant differences between each hybrid combination. DBH is diameter at breast height, HT is height of trees, vol is the relative volume of trees, SUR is survival rate of trees.