* According to Nollendorfs (unpublished compilation), Bergmann (1988),
Čekstere (2011), Čekstere and Osvalde (2013) and Cekstere et al. (2016)
Table 3. Macro and micronutrient content in foliage ofTilia x vulgaris trees from the selected street line sites of
Riga’s street greenery (September 16, 2014). The sites are arranged in
the Table according to the increasing salt contamination in foliage. The
values (mean + SE, N=3) below the (…..) and above ( .) the
sufficiency range for deciduous trees are outlined. For elements showing
significantly different values between sites (one-way ANOVA, P
< 0.05), the significant contrasts between sites are
specified using different letters (Tukey’s post-hoc test, P
< 0.05)