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

Fujimoto, Kiyoshi; Miura, Masafumi; Kobayashi, Shigeo; Simbolon, Herwint

doi:10.1186/s40645-019-0288-8

Progress in Earth and Planetary Science

Table 2 Results of radiocarbon dating and calibrated ages

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

Lab. code	Site no.	Depth (cm)	Sample	δ¹³C	Conventional age (¹⁴C BP)	1σ calibrated age (cal BP)	Moving average of calibration curve (years)
IAAA-42316	SKB-1	345–350	Wood frag	− 39.90 ± 0.74	2850 ± 40	2880-(2960)-3010	20
IAA-687	SKB-2	320–330	Wood frag	− 28.9	2300 ± 80	2150-(2310)-2430	50
IAAA-42317	SKB-3	370–380	Wood frag	− 31.53 ± 0.88	2830 ± 40	2870-(2940)-2980	20
IAAA-42427	SKB-3	430–440	Wood frag	− 26.91 ± 0.61	2750 ± 40	2790-(2840)-2870	20
IAA-689	SKB-5	367–397	Wood frag	− 26.3	1670 ± 80	1440-(1580)-1700	20
IAA-690	SKB-5	443–470	Wood frag	− 26.0	2160 ± 80	2060-(2160)-2310	50
IAA-691	SKB-6	330–337	Peat	− 27.6	3690 ± 80	3920-(4030)-4140	50
IAAA-62241	SKB-8	125	Wood frag	− 26.25 ± 0.69	1290 ± 30	1180-(1230)-1280	20
IAAA-62242	SKB-8	362	Wood frag	− 25.56 ± 0.70	2160 ± 30	2120-(2170)-2300	20
IAAA-62243	SKB-9	165	Wood frag	− 25.25 ± 0.82	1360 ± 30	1280-(1290)-1300	20
IAAA-62244	SKB-9	309	Wood frag	− 26.67 ± 0.71	2440 ± 30	2360-(2480)-2680	20
IAAA-62245	SKB-10	130	Wood frag	− 29.16 ± 0.72	2330 ± 30	2340-(2350)-2350	20
IAAA-62246	SKB-10	195	Wood frag	− 20.11 ± 0.72	3520 ± 30	3720-(3790)-3840	20
IAAA-72997	SKB-11	260	Wood frag	− 38.78 ± 0.60	5690 ± 40	6410-(6470)-6500	20
IAAA-73002	SKB-15	387	Wood frag	− 34.00 ± 0.94	5560 ± 40	6310-(6350)-6390	20
IAAA-73003	SKB-17	315–320	Wood frag	− 24.02 ± 0.87	2750 ± 30	2790-(2840)-2870	20
IAAA-73004	SKB-17	340–342	Wood frag	− 29.41 ± 0.81	2860 ± 30	2930-(2980)-3050	20
IAAA-73005	SKB-18	314–315	Wood frag	− 30.16 ± 0.70	3560 ± 30	3830-(3860)-3900	20
IAAA-73006	SKB-18	380–385	Wood frag	− 25.59 ± 0.55	3870 ± 40	4240-(4300)-4400	20
IAAA-52500	SDB-1	180–190	Wood frag	− 30.33 ± 0.93	560 ± 40	530-(590)-630	20
IAAA-52501	SDB-1	580–590	Wood frag	− 27.61 ± 0.78	3990 ± 40	4420-(4470)-4520	20
IAAA-52502	SDB-1	915–920	Wood frag	− 24.86 ± 0.74	5210 ± 40	5930-(5970)-5990	20
IAAA-52503	SIB-2	180–185	Wood frag	− 29.21 ± 0.82	1500 ± 30	1350-(1380)-1410	20
IAAA-52504	SIB-2	197–205	Wood frag	− 25.76 ± 0.88	1400 ± 40	1290-(1310)-1340	20
IAAA-52505	SIB-3	61–64	Wood frag	− 20.64 ± 0.74	1180 ± 30	1060-(1110)-1160	20
IAAA-52506	SIB-3	146–150	Wood frag	− 27.68 ± 0.96	1200 ± 40	1070-(1130)-1170	20
IAAA-72998	SSB-1	320–323	Wood frag	− 29.07 ± 0.61	6130 ± 40	6950-(7030)-7150	20
IAAA-73000	SSB-4	395–400	Wood frag	− 27.24 ± 0.64	3540 ± 30	3730-(3830)-3880	20
IAAA-73001	SSB-6	262–263	Wood frag	− 21.46 ± 0.62	5720 ± 30	6460-(6510)-6550	20

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