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Table 2 Summary of forest properties after 50 years of simulation, for all densities and stand compositions. Means (± SD) were calculated across all trees in the 100 patches of each simulation

From: Using forest gap models and experimental data to explore long-term effects of tree diversity on the productivity of mixed planted forests

Stand

Species

Mean tree height (m)

Mean tree biomass (t)

Total biomass (t/ha)

Mean stand productivity (t/ha/year)

Mean stand basal area increment (m2/ha/year)

Basal Area (m2/ha)

Density (stems/ha)

Monoculture (1500/ha) P1500

Pine

19.28 ± 3.00

1.43 ± 0.85

413.36

13.14 ± 3.57

1.89 ± 0.63

54.38

289.75

Monoculture (1500/ha) B1500

Birch

12.42 ± 0.36

0.21 ± 0.04

68.41

2.53 ± 0.75

0.50 ± 0.13

12.64

325.75

Monoculture (750/ha) P750

Pine

19.54± 2.77

1.48± 0.83

410.01

11.81 ± 3.81

1.63 ± 0.49

53.78

277.75

Monoculture (750/ha) B750

Birch

12.69 ± 0.17

0.24 ± 0.02

38.38

1.43± 0.45

0.27 ± 0.08

6.94

159.00

Mixture (1500/ha) Pmix1500

Pine

19.55 ± 2.73

1.4 ± 0.82

408.30

11.77 ± 3.82

1.62 ± 0.49

53.59

277.00

Mixture (1500/ha) Bmix1500

Birch

9.05 ± 0.58

0.04 ± 0.01

1.12

0.23 ± 0.24

0.06 ± 0.07

0.27

28.25

Mixture (750/ha) Pmix750

Pine

21.25 ± 1.69

1.96 ± 0.69

339.77

9.07 ± 3.42

1.19 ± 0.37

43.09

173.25

Mixture (750/ha) Bmix750

Birch

10.85 ± 0.54

0.09± 0.03

6.55

0.31±013

0.07 ± 0.03

1.38

69.00

Monoculture (375/ha) P375

Pine

21.23 ± 1.09

1.86 ± 4.05

318.33

8.66± 3.19

1.15 ± 0.32

40.94

171

Monoculture (375/ha) B375

Birch

12.84 ± 0.11

0.26 ± 0.016

21.48

0.77 ± 0.24

0.15 ± 0.04

3.83

82