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Table 6 Spearman correlations between biomass, soil carbon stocks, and woody species composition (n = 86)

From: Tree diversity and carbon stocks in agroforestry systems in northern Ethiopia

Carbon stock component Richness Abundance Shannon diversity index
AGB − 0.192 0.308** − 0.202
BGB − 0.192 0.308** − 0.203
TBC − 0.183 0.333 − 0.197
SOC(depth, 0–60 cm) 0.291** 0.025 0.351**
Total AFC 0.065 0.209 0.115
  1. AGB: Aboveground biomass; BGB: Belowground biomass; TBC: Total biomass carbon; SOC: Soil organic carbon; Total AFC: Total agroforestry carbon
  2. **p < 0.01