Variation of functional traits between tree (red box) and seedling (blue box) community during succession.

(A) Speciefic leaf area; (B) leaf dry matter content; (C) leaf total chlorophyll content; (D) leaf nitrogen concentration per mass; (E) leaf phosphorus concentration per mass.18yr, 18-year-old fallow; 30yr, 30-year-old fallow; 60yr, 60-year-old fallow; OG, old growth forest.