Table 1.

Classification of target species, auxiliary species, and cleared species.

Categories	Species	Feature description
Purpose species of trees	Schima superba、Cyclobalanopsis glauca、Sassafras tzumu、Ilex chinensis、Castanopsis sclerophylla et al.	An ecological key species in the middle of the succession Tree species with high economic value, ornamental value and ecological value
Accessory species	Camellia fraterna、Symplocos anomala、Osmanthus cooperi、Ilex rotunda et al.	A tree species that is positively connected to the target tree species Tree species that can help restore forest windows
Clear tree species	Photinia parvifolia、Symplocos paniculata、Premna microphylla、Rhododendron ovatum et al.	A tree species that is negatively associated with the target tree species Tree species with great interference with the growth of the target tree species