ns not significant; in brackets: variances of residuals were still heterogeneous after transformation; * significant depth effect confirmed by nonparametric Kruskal-Wallis test (p < 0.001)
Table 2 Results of two-factorial ANOVAs for the factors time, depth and their interaction on the leaf area index (LAI) of biomass-dominant species groups at the relevant depth levels (2012 and 2021: n = 3).