Open Access

Table I

The characteristics of European ash (Fraxinus excelsior L.) trees selected for studies during sampling in 2008.

Class of health condition Defoliation (%) Breast height age (years) Total height (m) Height of crown level (m)

Tree No. mean Tree No. mean Tree No. mean Tree No. mean




1 2 3 1 2 3 1 2 3 1 2 3
Healthy 25 25 20 23 33 34 30 32.3 21.0 21.0 21.0 21.0 9.3 11.0 11.5 10.6
Weakened 95 90 90 92 31 31 32 31.3 17.0 18.0 17.5 17.5 10.0 10.0 6.0 8.7
Dead Withered branches 34 31 30 31.6 21.0 17.0 20.5 19.5 12.2 9.7 11.4 11.1
without leaves