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Table I

Selected properties of the 0–20 cm horizon of the various plot groups (standard deviation).

n pH H2O C N Exch-Ca Exch-Mg Exch-K

(g kg−1) (g kg−1) (cmolc kg−1) (cmolc kg−1) (cmolc kg−1)
Pedonculate oak acid soils 9 4.8 (0.3) 24.2 (9.2) 1.7 (0.6) 4.05 (4.39) 0.84 (0.71) 0.20 (0.11)
Sessile oak acid soils 22 4.5 (0.2) 24.1 (7.3) 1.4 (0.4) 0.57 (0.35) 0.25 (0.21) 0.13 (0.06)
European beech acid soils 18 4.5 (0.2) 36.1 (22.8) 2.2 (1.3) 0.78 (0.82) 0.20 (0.18) 0.13 (0.03)
European beech eutrophic soils 8 7.0 (0.7) 54.6 (26.4) 3.7 (1.8) 27.76 (14.06) 0.78 (0.23) 0.18 (0.09)

Soil solution ratio 1:5;

CHN analyser;

BaCl2 method.