Table 2 Multiple analyses of variance of biodiversity conservation concern, considering levels of soil organic carbon contents (SOC, L = low, M = medium, MH = medium high, H = high) at the different forest regions (TDF = Tierra del Fuego forests, APF = Andean Patagonian forests, MON = Monte forests, ESP = Espinal forests, PCH = Parque Chaqueño forests, YUN = Yungas rainforests, PAR = Paranaense rainforests) as main factors

SOC (A)

L

13.09a

8.55ab

− 0.166a

17.95a

0.043a

0.127c

− 0.019

M

15.50b

8.93b

− 0.015b

18.32a

0.047b

− 0.011b

− 0.013

MH

17.00c

8.31a

0.077c

19.47b

0.049c

− 0.071a

0.017

H

16.92c

9.00b

0.107c

19.94b

0.050c

− 0.061ab

0.008

F

(p)

153.94

(< 0.001)

5.00

(0.002)

41.73

(< 0.001)

45.33

(< 0.001)

85.42

(< 0.001)

39.76

(< 0.001)

1.68

(0.169)

Region (B)

TDF

14.86d

6.93b

0.006

18.93d

0.058e

− 0.006

 < 0.001

APF

12.05c

19.22d

0.002

17.13c

0.070f

− 0.006

− 0.002

MON

6.64a

7.07b

0.001

26.12e

0.032a

0.005

0.003

ESP

10.48b

5.75a

− 0.003

25.44e

0.036b

0.006

0.001

PCH

18.38e

5.89a

− 0.009

16.78c

0.034a

− 0.003

− 0.006

YUN

22.95f

6.98b

− 0.001

12.51a

0.052d

− 0.007

− 0.004

PAR

24.03 g

9.05c

0.007

15.52b

0.047c

− 0.016

− 0.004

F

(p)

1694.24

(< 0.001)

1329.70

(< 0.001)

0.16

(0.987)

1578.50

(< 0.001)

2191.02

(< 0.001)

0.25

(0.959)

0.11

(0.995)

A × B

F

(p)

85.71

(< 0.001)

19.49

(< 0.001)

41.83

(< 0.001)

74.63

(< 0.001)

50.05

(< 0.001)

52.62

(< 0.001)

25.26

(< 0.001)