Table 14.3.
Mean annual fluxes in bulk precipitation (kg ha- I
year-I) for 1983-1994
(Montseny) and 1981-1994
(Prades), and in several forested areas of
Europe and North America
Locality
Reference"
H+
Na+
K+
Ca 2
+
Mi+
NH4-N
N03-N
S04-S
ClMontseny
Mean
This study
O.13 b
4.5
1.4
9.9
1.0
2.8
2.5
6.4
8.9
(SD)
(0.05)
(1.3)
(0.6)
(4.6)
(0.3)
(0.6)
(0.6)
(1.6)
(2.8)
Prades
Mean
This study
0.06 b
3.2
1.8
6.3
0.7
1.8
1.7
4.8
5.7
(SD)
(0.05)
(1.2)
(0.9)
(1.8)
(0.5)
(1.3)
(0.5)
(1.6)
(1.6)
Hubbard Brook (NE USA)
0.96
1.6
0.9
2.2
0.6
2.9
19.7
12.8
6.2
Coweeta (SE USA)
2
0.45
3.3
3.6
4.4
2.2
1.95
2.9
10.7
5.6
Karpenissi (Greece)
3
5.9
4.0
33.1
4.3
7.6
3.0
20.7
29.6
Vosgos-Strengbach (N. France)
4
0.5
3.3
1.5
3.4
0.8
3.8
4.8
9.3
6.3
Mont-Lozere (S.
France)
5
1.8
13
3.1
13
2.4
6.2
6.2
19.2
20.4
La Robinette (Belgium)
6
1.4
9.3
4.8
6.6
2.2
15.5
10.6
23.0
Birkenes (Norway)
7
0.8
17.2
2.3
2.6
2.3
7.6
7.4
15.5
28.7
Plynlimon Hore (Wales)
8
0.53
47.3
1.6
4.1
6.1
7.3
18
53.6
91
" References: 1
Likens et al. (1995); 2
Swank and Waide (1987); 3
Nakos and Vouzaras (1988); 4
Probst et al. (1990); 5
Durand et al. (1992); 6
Hambuckers
(J
987); 7
Abrahamsen et al. (1989); 8
Reynolds et al. (I989).
b
Computed from pH of each sample, i.e. without taking into account neutralization by alkaline samples. If this is included, resultant H+ fluxes are much
lower: 0.0032
kg ha- 1
year- I
at Montseny and 0.0012
at Prades.
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