Site land-use history and characteristics.

A Mean proportion of canopy tree basal area according to the forest management plan of 2011.B The soil nutrient status of the sample sites was classified according to the German forest site mapping system. This index ranges from 1 (very low nutrient availability) to 6 (very high nutrient availability).Structure and growth parameters (means) of sessile oak (Quercus petraea) stands in the nature reserve Lüneburg Heath (NW Germany) for the period from 1896 to 2005. Number of trees per sample site: 10. Abbreviations: HG = homogeneity of growth; TRW = tree-ring width; SD = standard deviation; AR-1 = autocorrelation; MS = mean sensitivity. Different superscript letters indicate significant differences of tree ring series characteristics among the historical land-use types (Padj.Site land-use history and characteristics.