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Table 5 Mean (± standard deviation; n = 4) biomass carbon, soil carbon (SOC) and agroforestry system total (total biomass plus SOC 0–60 cm) carbon stocks (Mg ha−1) for each of the four studied agroforestry practices) and results of 1-way ANOVAs (at α = 0.05)

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

C_ Stock Home garden Parkland Woodlot Boundary planting p
AGB 5.36 ± 2.92 ab 5.27 ± 4.36 b 21.43 ± 8.84 c 2.78 ± 3.55 a 0.000
BGB 2.43 ± 1.32 ab 2.38 ± 1.97 b 9.70 ± 3.40 c 1.26 ± 1.61 a 0.000
AGB + BGB 7.79 ± 4.23 ab 7.79 ± 4.24 b 31.12 ± 12.82 c 4.03 ± 5.15 a 0.000
SOC 0–20 cm 42.98 ± 7.90 b 29.77 ± 14.75 a 41.43 ± 15.60 b 43.64 ± 14.44 b 0.001
SOC 20–40 cm 33.33 ± 7.18 b 20.06 ± 9.13 a 28.95 ± 11.78 b 34.95 ± 10.17 b 0.000
SOC 40–60 cm 28.05 ± 6.92 ab 21.85 ± 13.48 a 26.57 ± 10.29 ab 33.78 ± 14.75 b 0.014
SOC 0–60 cm 108.81 ± 27.70 b 71.69 ± 26.33 a 96.95 ± 31.16 b 112.74 ± 32.58 b 0.000
  1. Similar letter shows not significant difference and different letters indicate significance differences between AF practices at p < 0.05