damage.csv - measured on one occasion - 'plot' shows plot number - 'treatment' shows treatment, 'contr' = control, 'new' = short-term manipulation (1 yr), 'old' = long-term manipulation (11 yrs) - 'species' shows species, 'myrt'=Vaccinium myrtillus, 'vitis'=Vaccinium vitis-idaea - 'individual' damage is measured on 5 individuals per plot (the same as shoot elongation), averaged per plot for statistical analysis - 'damage.percent' shows visible frost damage in % of tissues of individual affected