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Table 1 Mean (±standard error) of the soil chemical properties across land uses (0–20 cm)

From: Soil organic carbon variation in relation to land use changes: the case of Birr watershed, upper Blue Nile River Basin, Ethiopia

Response variables

Soil depth (cm)

Land uses

Overall

Natural and mixed forest

Cultivated land

Eucalyptus plantation

Open bush land

pH

0–10

5.83 ± 0.1A

5.52 ± 0.1AB

5.41 ± 0.1B

5.34 ± 0.1B

5.53 ± 0.06

10–20

5.82 ± 0.1A

5.49 ± 0.1B

5.22 ± 0.1B

5.34 ± 0.1B

5.47 ± 0.06

Overall

5.83 ± 0.1A

5.51 ± 0.07B

5.32 ± 0.08B

5.34 ± 0.07B

 

SOC (%)

0–10

4.58 ± 0.31A

2.33 ± 0.22B

2.71 ± 0.24B

2.77 ± 0.23B

3.10 ± 0.13

10–20

2.66 ± 0.31A

1.6 ± 0.22B

2.03 ± 0.24B

1.7 ± 0.23B

1.99 ± 0.13

Overall

3.62 ± 0.22A

1.97 ± 0.16B

2.37 ± 0.17B

2.23 ± 0.16B

 

SOC

0–10

36.9 ± 2.76A

22.71 ± 1.95B

25.09 ± 2.14B

26.95 ± 2.04B

27.91 ± 1.12

(Mg ha−1)

10–20

22.35 ± 2.76A

15.12 ± 1.95B

17.78 ± 2.14B

15.49 ± 2.04B

17.69 ± 1.12

 

Overall

29.62 ± 1.95A

18.92 ± 1.38B

21.44 ± 1.51B

21.22 ± 1.44B

 
  1. The mean values followed by the different letters across rows are significantly different (p < 0.05)