Here are entered works on any sustainable land use system that maintains or increases total yields by combining agricultural crops, tree crops, forest trees, and/or livestock on the same unit of land, either alternately or at the same time, using management practices that suit the social and cultural characteristics of the local people and the economic and ecological conditions of the area.
Here are entered works on areas of luxuriant, impenetrable vegetation occurring where light penetrates along tracks or riverbanks in tropical areas or as second growth vegetation where tropical forests have been cleared. Works on forests consisting primarily of tall, broad-leaved evergreen trees located in areas of high annual rainfall chiefly, but not exclusively, in the tropics are entered under Rain forests.
Here are entered works on the felling of trees through the transporting of logs to sawmills or to a place of sale. Works on the manufacturing of logs into lumber are entered under Lumbering.
