Figure 3

PCA of physical and mechanical wood properties, with principal dendrometric parameters of the five chestnut coppices on Amiata mountain. Wood density at 12% moisture (ρ12), total volumetric shrinkage (βV), compression strength (σ12), bending strength (MOR), Brinell hardness (HB), Individual shoots basal area (Basal area), stools per hectar mean value (Stools/ha), Shoots top height mean value per stand (Dominant H).