Fig. 2From: Drought and frost resistance of trees: a comparison of four species at different sites and altitudesSpecific hydraulic conductivity (mean k s ± SE) in F. sylvatica, S. aucuparia, L. decidua and P. abies at four sites (described in Table 1) in summer. Hatched bars show Tyrolean sites; open bars, Auvergne sites. Different letters indicate significant differences (P < 0.05) between different sites per species, respectivelyBack to article page