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New Zealand Journal of Forestry Science

Table 5 Average number of trees per hectare and importance value (IV) in % per treatment and species in 2012 and 2014

From: Short-term effects of single-tree selection cutting on stand structure and tree species composition in Valdivian rainforests of Chile

 

Control

 

High residual basal area (HRBA)

 

Low Residual Basal Area (LRBA)

    

Before

After

 

before

after

Tree species

N° trees

IV

Tree species

No. of trees

IV

No. of trees

IV

Tree species

No. of trees

IV

No. of trees

IV

Laureliopsis philippiana

486

27.7

Laureliopsis philippiana

591

25.6

569

27.6

Laureliopsis philippiana

525

27.1

496

29.4

Aextoxicon punctatum

200

18.5

Eucryphia cordifolia

189

20.9

153

16.6

Eucryphia cordifolia

154

19.3

105

14.0

Eucryphia cordifolia

53

16.1

Aextoxicon punctatum

126

7.3

123

8.0

Amomyrtus luma

228

8.3

215

8.7

Myrceugenia planipes

147

8.1

Amomyrtus luma

194

6.9

186

7.1

Aextoxicon punctatum

91

7.3

86

8.0

Laurelia sempervirens

6

4.6

Gevuina avellana

139

5.9

136

6.1

Drimys winteri

123

6.5

120

7.4

Amomyrtus meli

19

4.0

Drimys winteri

51

3.9

51

4.2

Amomyrtus meli

86

4.9

83

5.2

Drimys winteri

33

4.0

Amomyrtus meli

74

3.8

74

4.0

Gevuina avellana

78

4.7

69

4.8

Gevuina avellana

25

3.2

Lomatia ferruginea

31

3.1

24

3.0

Rhaphithamnus spinosus

49

3.8

48

4.0

Amomyrtus luma

22

2.9

Myrceugenia planipes

54

3.1

53

3.1

Lomatia ferruginea

48

3.7

44

3.8

Nothofagus dombeyi

8

2.5

Dasyphyllum diacanthoides

38

3.0

34

2.9

Weinmannia trichosperma

5

3.1

5

3.6

Weinmannia trichosperma

3

1.8

Weinmannia trichosperma

5

2.9

5

3.2

Lomatia dentata

19

1.7

16

1.7

Lomatia dentata

19

1.7

Rhaphithamnus spinosus

19

2.8

18

2.9

Dasyphyllum diacanthoides

11

1.7

9

1.6

Dasyphyllum diacanthoides

8

1.4

Podocarpus salignus

21

2.4

21

2.5

Myrceugenia planipes

16

1.7

14

1.7

Podocarpus salignus

3

1.3

Lomatia dentata

25

2.4

24

2.4

Saxegothaea conspicua

6

1.7

5

1.6

Persea lingue

3

1.2

Nothofagus dombeyi

11

2.0

11

2.4

Podocarpus salignus

6

1.4

6

1.4

Lomatia ferruginea

3

1.1

Podocarpus nubigena

6

1.4

6

1.4

Caldcluvia paniculata

4

1.4

4

1.4

   

Raukaua laetevirens

3

1.3

3

1.3

Podocarpus nubigena

3

0.8

3

0.9

   

Luma apiculata

1

0.7

1

0.7

Luma apiculata

5

0.8

5

0.8

   

Persea lingue

1

0.6

1

0.6

     
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