15 Coverage of tree layers
The coverage of each tree layer is reported in 5% steps.
Only tree layers are included that have at least a 10% coverage.
The sum of the coverages of all tree layers may be > 100%.
The coverage estimate refers to the plot area.
The coverage is estimated as a projection of branches and foliage to the plot surface.
Note: Tree coverage estimates conducted within the ground vegetation survey are related to the ground vegetation subplot.