Disturbance classification
The diameter at breast height (diameter at 130
cm above ground: DBH) of trees with a DBH ≥ 5.0
cm, in the GIS database of this area and land use
history,(17) were used to classify the degree of
disturbance into five categories; very high (VH), high
(H), medium (M), low (L) and very low (VL), as
described below: