This Circular provides for criteria to identify and classify forests for forest survey, inventory and statistics, forest protection and development planning, forest resource management and for formulation of forestry programs and projects. The Circular classifies forests based on: use purposes such as protection forests, special use forests and production forests; growth time which include natural forests and plantation forests; geographical conditions such as soil mountain forests, rocky mountain forests, floodplain forests and dune forests; tree species including timber forest, bamboo forests, palm forest and mixed forests; and on timber reserves such as wood forest and bamboo forests.

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