The number of tree species that contributed to CWD increased along the successional sequence with 7, 18, and 29 species in the Pinus massoniana, mixed coniferous broad-leaved, and monsoon evergreen broad-leaved forest sites, respectively.

• 组成马尾松林、针阔叶混交林和季风常绿阔叶林CWD的树种数量分别为7、18和29;