Table 7.3 - Predicted forested areas exceeding critical values of aluminium and/or aluminium/base cations in soil solution at present and in a (future) steady-state situation

Sources: (based on current deposition levels)

1 de Vries et al, 1994; 2 de Vries et al, 1992

Parameter Critical value Forested area exceeding
critical values (% )
Present
situation1		 Steady-state
situation2
Al concentration 0.2 molc m3 28 43
Al/BC ratio 1.0 mol/mol 14 30
Al and Al/BC as above 30 45