A portion of the forest land, whether occupied or not, that is subjected to shifting or permanent slash-and-burn cultivation having little or no provision to prevent soil erosion.

A farming system based on shifting, or slash and burn clearing of forest for the planting of agricultural and agro-forestry crops.

Species that influence the ecological composition, structure or functioning of its community far more than its abundance.

A chamber having a controlled airflow, temperature, and relative humidity for drying lumber, veneer and other wood products.

A product sold unassembled or partially assembled.

The natural characteristics of wood that occurs where a branch base is embedded in the trunk of a tree.