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Table 3 Mean annual inputs of water and base cations (mean ± SE; N = 5) in the forest and the forest gap, with comparisons of fluxes between the forest and the forest gap

From: Base cation dynamics in rainfall, throughfall, litterflow and soil solution under Oriental beech (Fagus orientalis Lipsky) trees in northern Iran

Site

Flux section

Water (mm year−1)

Na+

K+ (kg ha−1 year−1)

Ca2+

Mg2+

Forest

RF

970 ± 7.6

26.3 ± 0.5

54.6 ± 1.5

9.5 ± 0.4

3.2 ± 0.2

 

TF

709 ± 26.5

43.1 ± 1.2

112.1 ± 6.9

28.1 ± 2.4

6.1 ± 0.7

 

LF

316 ± 22.4

21.3 ± 1.6

65.8 ± 5.6

14.2 ± 1.1

4.5 ± 0.3

 

TSF

408 ± 20.7

33.3 ± 1.9

49.1 ± 4.0

36.4 ± 2.3

7.7 ± 0.9

 

SSF

336 ± 27.5

31.8 ± 2.9

31.8 ± 2.6

35.2 ± 6.3

6.6 ± 1.0

Flux differences

 

Δ TF-RF

16.8*

57.4*

18.6*

2.9*

  

Δ LF-TF

− 21.8*

− 66.3*

− 13.9*

− 1.6*

  

Δ LF-RF

− 5.0

11.2

4.7*

1.3

Forest gap

RF

970 ± 7.6

26.3 ± 0.5

54.6 ± 1.5

9.5 ± 0.4

3.2 ± 0.2

 

TSO

327 ± 10.1

31.3 ± 0.9

30.4 ± 0.9

56.9 ± 1.6

5.7 ± 0.3

 

SSO

239 ± 15.1

19.2 ± 0.8

15.5 ± 0.5

36.5 ± 2.8

2.8 ± 0.1

Flux differences

 

Δ TSF-TSO

2.0

18.7*

− 20.5

2.0

  

Δ SSF-SSO

12.6*

16.3*

− 1.3

3.8

  1. (*Significant at P < 0.05). RF, rainfall; TF, throughfall; LF, litterflow; TSF, topsoil leaching forest; SSF, subsoil leaching forest; TSO, topsoil leaching forest gap; SSO, subsoil leaching forest gap