Table 2. Experimental soils and their initial soil carbon pool sizes (mg C g−1 soil).
| Soils | POC | MOC | DOC | MBC | Location | MAT |
|---|---|---|---|---|---|---|
| Gelisol | 4.25 | 11.04 | 0.17 | 0.05 | Fairbanks, AK, USA | −2.9 |
| Andisol | 20.06 | 64.86 | 0.64 | 0.86 | Krýsuvíkurheiði, Reykjanes, Iceland | 5.0 |
| Mollisol | 3.25 | 27.97 | 0.21 | 0.64 | Batavia, IL, USA | 11.3 |
| Ultisol | 4.71 | 17.67 | 0.48 | 0.52 | Lavras, Minas Gerais, Brazil | 19.3 |
Abbreviations: DOC, dissolved organic carbon; MAT, mean annual temperature (°C); MBC, microbial biomass carbon; MOC, mineral-associated organic carbon; POC, particulate organic carbon.