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森林的状况主要包括森林的数量和质量两个具体指标,森林数量主要用森林面积和森林蓄积量来表示,森林质量主要用林分单位面积蓄积量和林种树种结构来表示。从1999年至2003年,历时5年,国家林业局组织完成了第六次全国森林资源清查。全国森林资源清查,简称一类调查,以省(区、市)为
The status of the forest mainly includes two specific indicators of the quantity and quality of the forest. The quantity of the forest is mainly represented by the area of the forest and the volume of the forest. The quality of the forest is mainly represented by the volume per unit area of the forest and the structure of the forest tree species. From 1999 to 2003, which lasted five years, the State Forestry Administration completed the sixth national inventory of forest resources. National inventory of forest resources, referred to as a type of investigation, with provinces (autonomous regions and municipalities) as