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Table 2 Mean carbon density (Mg C ha−1) and total carbon stocks (Mg C) by LULC class at the watershed scale

From: The relevance of using in situ carbon and nitrogen data and satellite images to assess aboveground carbon and nitrogen stocks for supporting national REDD + programmes in Africa

LULC/LUCa Descriptive statistic
Range of carbon density (Mg C ha−1) Mean carbon density (SE) Total carbon stock (Mg C) (SE)
Min Max
Forest land 159,841.01 ± 8721.48
 Riparian forest and woodland 35.46 57.27 44.81 (2.38) 15,291.86 ± 813.16
 Savannah Woodland 12.50 31.90 21.25 (1.16) 116,401.70 ± 6397.49
 Shrub Savannah 2.76 12.22 6.57 (0.35) 28,147.43 ± 1510.82
Grassland 161.55 ± 15.23
 Savannah grassland 0.03 2.98 1.67 (0.15) 161.55 ± 15.23
Cropland 12,272.24 ± 2326.92
 Cropland and Fallow 0.03 4.33 1.52 (0.14) 12,272.24 ± 2326.92
Settlements 1125.66 ± 1187.20
 Settlements 0.41 4.57 2.30 (0.48) 1125.66 ± 1187.20
Agroforestry 442.91 ± 138.47
 Cashew plantation 4.99 98.08 21.39 (6.68) 442.91 ± 138.47
Plantation 1504.36 ± 435.29
 Eucalyptus grandis 3.67 331.91 97.83 (27.55) 1346.27 ± 379.15
 Tectona grandis 16.52 108.70 82.62 (33.09) 74.36 ± 29.78
 Azadirachta indica 31.58 117.87 88.02 (28.23) 63.37 ± 0.32
 Gmelina arborea 4.88 16.16 11.82 (3.50) 20.34 ± 6.02
  1. The age of plantations and agroforestry system varied from 5 to 45 years old explained the large standard error (SE) and the large variance relative to the mean obtained from these plots. The area of each LULC class was provided in the Table 4