Skip to main content

Advertisement

Table 3 Bulk density, carbon, and nitrogen concentrations and their masses per square meter at the boring sites in the margin of peat dome

From: Habitat evolution of a peat swamp forest and belowground carbon sequestration during the Holocene along the coastal lowland in Central Sumatra, Indonesia

Loc. no. Depth (cm) Sedimentary facis Sampled depth of cores for analyzing (cm) Bulk density (kg m−3) Organic C (%) Organic N (%) C/N Thickness for calculation (cm) Stored C (kg C m−2) Stored N (kg N m−2)
SKB-1 0–32 BOC 0–32 168.0 28.2 1.6 18.2 32 15.1 0.8
32–150 PC 32–50 215.8 39.6 1.1 35.4 18 15.4 0.4
   50–100 121.4 18.2 0.4 44.3 100 22.1 0.5
150–250 LP 150–200 65.7 25.7 0.5 47.5 50 8.4 0.2
   200–250 188.0 18.8 0.4 50.8 50 17.6 0.3
250–345 P 250–300 86.2 25.1 0.5 50.2 50 10.8 0.2
   300–345 85.4 35.0 0.6 54.7 45 13.5 0.2
345–424 OC 345–350 236.3 24.7 0.5 48.4 5 2.9 0.1
   350–400 124.9 16.8 0.4 47.9 50 10.5 0.2
   400–424 376.6 15.3 0.3 49.2 24 13.8 0.3
424–450 GBC 424–450 204.3 11.6 0.3 41.4 26 6.2 0.1
450–500 BGC 450–500 360.8 12.1 0.3 41.6 50 21.7 0.5
        0–500 158.0 4.0
SKB-5 0–20 DP 0–20   
20–50 P 20–50   
50–75 DBP 50–75 160.8 34.1 0.6 58.8 25 13.7 0.2
75–140 P 75–100 123.6 36.7 0.8 44.2 25 11.3 0.3
   100–140 160.0 35.2 0.6 55.8 40 22.5 0.4
140–208 LP 140–150 123.4 37.3 0.6 59.2 10 4.6 0.1
   150–200 88.8 42.4 0.7 57.3 58 21.8 0.4
208–429 P 208–250 93.7 35.8 0.7 49.7 42 14.1 0.3
   250–300 135.4 36.7 0.7 51.0 50 24.9 0.5
   300–350 131.6 23.4 0.4 58.4 50 15.4 0.3
   350–367 145.3 32.8 0.6 56.6 50 23.8 0.4
   400–429 137.9 32.5 0.6 59.1 29 13.0 0.2
429–450 DBOC 429–450 162.6 38.3 0.8 46.1 21 13.1 0.3
450–500 GGC 450–500 607.1 1.9 0.1 14.8 50 5.8 0.4
        50–500 184.1 3.7
SKB-6 0–17 PC 0–17 207.5 36.9 1.0 37.2 17 13.0 0.3
17–100 P 17–50 129.2 33.9 0.8 42.8 33 14.4 0.3
   50–100 74.7 32.5 0.6 55.1 50 12.1 0.2
100–180 FP 110–150 137.2 40.0 0.7 58.8 50 27.4 0.5
   150–180 109.2 42.7 0.8 52.7 30 14.0 0.3
180–250 P 180–200 83.3 34.7 0.7 53.4 20 5.8 0.1
   200–250 98.7 20.9 0.4 49.7 50 10.3 0.2
250–337 MP 250–300 88.7 43.9 0.8 57.8 50 19.5 0.3
   300–330 84.1 36.3 0.8 44.3 37 11.3 0.3
337–375 GCwP 337–350 185.1 26.2 0.5 51.3 13 6.3 0.1
   350–375 243.8 28.4 0.5 52.6 25 17.3 0.3
375–433 GC 375–400 347.4 12.6 0.3 48.4 25 10.9 0.2
   400–433 370.8 11.1 0.2 46.1 33 13.5 0.3
433–500 GGC 433–450 647.3   
   450–500 449.4   
        0–433 175.9 3.5
  1. P peat, FP fibric peat, LP loose peat, MP mangrove peat, DP dried peat, DBP dark brown peat, PC peaty clay, BOC brown organic clay, DBOC dark brown organic clay, OC organic clay, GBC grayish brown clay, BGC brownish gray clay, GC gray clay, GGC greenish gray clay, wP with peat