Table 1 Descriptive statistics for the inventory data and the biophysical variables associated with the research plot locations. The table includes only the variables that were most important predicting site index

Age (years)

18.99

15.00

26.00

3.97

Mean square dbh (cm)

25.33

16.80

31.60

3.61

Top height (m)

16.12

9.75

25.00

3.32

Site index (m)

13.13

9.17

18.42

2.10

Stand volume (m³ h⁻¹)

261.58

45.58

729.97

152.17

Elevation (m)

896.60

636.50

1022.00

148.35

Slope (%)

11.37

1.28

25.79

6.77

Topographic Position Index (m)

-0.08

-2.88

4.13

1.08

Precipitation (0–16)

938.50

766.36

1007.73

100.64

Precipitation (12–16)

934.03

742.80

1060.29

122.93