Table 2.
Dating information.
| Site names | Core no. | Depth (cm) | Lab. code | Materials | AMS 14C yr BP | Uncertainty | 2σ-range calibrations (cal. yr BP) with probability | Median age, cal. yr BP | |
|---|---|---|---|---|---|---|---|---|---|
| DBSP | DBSP-1 | 35 | NENUR 10479 | Plant residues | 215 | 35 | 135-225 (50.3%) | 190 | |
| DBSP-2 | 73 | NENUR 10480 | Plant residues | 1300 | 40 | 1170-1300 (90.9%) | 1225 | ||
| DBSP-3 | 131 | NENUR 10481 | Bulk organic matter | 2625 | 40 | 2705-2800 (87.8%) | 2750 | ||
| DBSP-4 | 195 | NENUR 10483 | Bulk organic matter | 5030 | 50 | 5655-5905 (93.4%) | 5785 | ||
| DBSP-5 | 225 | NENUR 10484 | Plant residues | 4675 | 50 | 5310-5485 (85.7%) | 5405 | ||
| DBSP-6 | 258 | NENUR 10485 | Bulk organic matter | 6320 | 60 | 7155-7365 (85.1%) | 7240 | ||
| DBSP-7 | 290 | NENUR 10486 | Bulk organic matter | 6260 | 60 | 7145-7351 (60.3%) | 7180 | ||
| DBSL | DBSL-1 | 120 | SNQD14C1 | Bulk organic matter | 1470 | 85 | 1179-1537 (93.3%) | 1265 | |
| DBSL-2 | 460 | SNQD14C2 | Bulk organic matter | 4230 | 100 | 4441-5209 (93.3%) | 4511 | ||
| DBSL-3 | 800 | SNQD14C3 | Bulk organic matter | 7225 | 140 | 7782-8355 (95.4%) | 7782 | ||
| DBSL-4 | 960 | SNQD14C4 | Bulk organic matter | 9735 | 125 | 10695-11605 (92.7%) | 11107 | ||
| SYP | SYP-1 | 73 | NENU5 | Bulk organic matter | 1630 | 65 | 1375-1696 (89.7%) | 1503 | |
| SYP-2 | 189 | NENU6 | Bulk organic matter | 3100 | 75 | 3076-3459 (92.5%) | 3298 | ||
| SYP-3 | 289 | NENU7 | Bulk organic matter | 4580 | 80 | 4974-5550 (92.2%) | 5253 | ||
| SYP-4 | 381 | NENU8 | Bulk organic matter | 6745 | 90 | 7430-77501 (92.5%) | 7605 | ||