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Table 3 Soil organic carbon density (SOCD) (t C ha−1) along land use types

From: Temporal variation of ecosystem carbon pools along altitudinal gradient and slope: the case of Chilimo dry afromontane natural forest, Central Highlands of Ethiopia

Plot no. LUT Patch SOCD.10.2012 SOCD.10.2017 SOCD.30.2012 SOCD.30.2017 SOCD.50.2012 SOCD.50.2017 SOCD.100.2012 SOCD.100.2017
1 CU Chilimo 26.4 64.8 51.1 112.03 66.4 142 90.9 223.15
2 CU Chilimo 30 5.98 76.17 11.68 103.7 15.7 156.2 81.68
3 CU Chilimo 28.8 24.48 74.97 54.12 109 107 156.2 187.29
Mean ± cultivated land 28.4 ± 1.8 31.75 ± 30.1 67.41 ± 14.1 59.28 ± 50.37 93.03 ± 23.2 88.44 ± 65.4 134.45 ± 37.7 164.04 ± 73.6
1 DL Chilimo 14.94 13.39 34.83 21.95 48.33 39 58.83 57.05
2 DL Chilimo 6.37 3.13 16.27 7.81 21.88 9.3 26.68 12.1
3 DL Chilimo 18.24 0.96 26.16 4.92 29.68 6.84 33.28 8.79
Mean ± degraded land 13.28 ± 6.1 5.83 ± 6.6 25.75 ± 9.3 11.56 ± 9.1 33.30 ± 13.6 18.38 ± 17.9 39.60 ± 17 25.98 ± 7.0
1 PF Chilimo 46.2 44.2 98.64 111.23 133.2 142 157.2 209.21
2 PF Chilimo 74.48 63.6 160.59 84.58 184.4 118 216.8 141.82
3 PF Chilimo 24.29 38.3 50.21 88.92 67.1 123 94.33 162.96
4 PF Chilimo 71.2 71.82 141.4 155.12 186.2 188 228.4 222.94
5 PF Chilimo 53 47.3 106.46 96.8 135.3 146 178.2 209
6 PF Chilimo 59 43.46 188.96 108.36 246.1 143 296.1 164.74
7 PF Chilimo 40.8 71.24 88.3 111.72 104.5 139 122 195.33
8 PF Chilimo 42.4 6.72 82.14 109.76 99.42 119 121.4 186.03
9 PF Chilimo 40.16 27.16 80.66 70.72 112 161 147 247.5
Mean ± plantation forest 50.17 ± 16 45.98 ± 21.2 110.82 ± 44.2 104.13 ± 23.8 140.90 ± 55.3 142.11 ± 22.07 173.49 ± 63.1 193.28 ± 33.1
1 NF Chilimo 67.03 72.19 138.89 112.28 192.4 147 217.5 199.09
2 NF Chilimo 87.12 26.75 207.86 90.11 283.4 132 372.6 194.35
3 NF Chilimo 27.3 49.8 92.1 150.6 139.6 233 195.4 278.92
4 NF Chilimo 83.79 64.98 135.89 137.67 148.7 195 167.9 222.09
5 NF Chilimo 77.4 88.9 145.69 221.98 187.5 296 213.8 428.92
8 NF Chilimo 100.35 86.44 273.15 184.36 357.5 235 451.5 256.68
11 NF Chilimo 47.31 83.79 148.11 184.59 233.6 210 297.4 264.42
14 NF Chilimo 44.8 102.4 87.49 279.04 112 358 150.5 452.45
17 NF Chilimo 70.66 70.66 132.48 132.48 174.7 175 209.8 209.82
20 NF Chilimo 62.3 131.67 176.6 209.28 226.8 275 297 329.78
Mean ± SD 66.81 ± 22.0 77.76 ± 28.6 153.83 ± 54.8 170.24 ± 56.9 205.62 ± 73.2 225.58 ± 69.9 257.34 ± 96.1 283.65 ± 92.6
21 NF Gallessa 40.8 136.8 80.32 202.16 106.3 258 130.8 305.86
23 NF Gallessa 78.38 99.81 215.18 225.81 272.3 245 313.1 301.51
25 NF Gallessa 50 82.5 153.6 244.68 184 263 223.2 288.69
28 NF Gallessa 83.3 46.4 171.46 79.84 228.6 112 316.3 192.76
30 NF Gallessa 76.3 27.5 222.22 73.58 288.6 103 342.6 155.24
Mean ± SD NF Gallessa 65.76 ± 19.0 78.60 ± 43.3 168.56 ± 57.2 165.21 ± 82.2 215.97 ± 73.60 196.30 ± 81.33 265.22 ± 87.64 248.81 ± 69.86
32 NF Gaji 85.4 47.6 182.68 98.37 208.6 122 235.6 160.1
34 NF Gaji 50.4 85.2 151.2 141.36 211.4 178 274.4 293.66
35 NF Gaji 48.55 60.09 117.67 134.39 142.3 160 171.1 187.78
Mean ± SD NF Gaji 61.45 ± 20.8 64.30 ± 19.15 150.52 ± 32.5 124.71 ± 23.17 187.42 ± 39.09 153.37 ± 28.85 227.02 ± 52.2 213.85 ± 70.5
Mean ± Natural forest 65.62 ± 19.97 75.75 ± 30.76 157.37 ± 50.3 161.25 ± 60.4 205.46 ± 66.16 205.41 ± 70.56 254.48 ± 84.8 262.34 ± 83.7
  1. LUT land-use type, SOCD soil organic carbon density, CU cultivated land, DL degraded land, PF plantation forest, NF naturel forest, SD standard deviation