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Figure 5

Estimated relative increment (Eq. (20)) of Scots pine (RI pine) and oak (RI oak) in mixed stands with different species proportions by area (P) for different stocking degrees (S): (a) natural Scots pine with dominant height of 13 m; (b) Plantation Scots pine with dominant height of 7.5 m; and (c) oak with dominant height of 8.5 m.