Fig. 2From: Aboveground biomass, growth and yield for some selected introduced tree species, namely Cupressus lusitanica, Eucalyptus saligna, and Pinus patula in Central Highlands of Ethiopiaa Total ecosystem carbon density (t C ha−1) along a time period. Letters within different superscript are statistically significant at P < 0.05. b Total ecosystem carbon density (t C ha−1) along time species. CL, Cupressus lusitanica; ES. Eucalyptus saligna; PP, Pinus patula. Letters within the same superscript are statistically significant at P < 0.05Back to article page