windthrow hazard classification

An early classification of forestry sites in the north and west of Britain in which hazard class was obtained by adding scores for three elements of windiness to scores for soil type and aspect. The classification has been superseded by ForestGALES.

This definition is abridged from A – Z of tree terms: A companion to British arboriculture.
Read the preface. Order the book.

Previous term | Next term