Species richness (a) and abundance (b) (mean ± standard error) distribution of food tree DBH size classes in young secondary forests (YSF), intermediate secondary forests (MSF), old forests (OGF) and plantation forests (PF). Significant differences (p < 0.05) between the units based on Tukey HSD test are indicated using the different letters.

 
 
  Part of: Zhang Z, Zang R (2018) Diversity and distribution of food plants: Implications for conservation of the critically endangered Hainan gibbon. Nature Conservation 31: 17-33. https://doi.org/10.3897/natureconservation.31.27407