Fig. 5

Model effects of stand age on the first order parameter A (left) and B (right) of a non-shape-constrained gamm, for Norway spruce where stand age instead of the quadratic mean diameter has been used as the longitudinal covariate (Eq. 7.1)
Model effects of stand age on the first order parameter A (left) and B (right) of a non-shape-constrained gamm, for Norway spruce where stand age instead of the quadratic mean diameter has been used as the longitudinal covariate (Eq. 7.1)