Table 2. Pearson correlation coefficients (r) between the proportion of mineral-associated organic carbon in total organic carbon and paleoclimate indicative indexes in strata between the paleosol layer S8 and the loess layer WL-3 in Chunhua profile.
| MOC/TOC | Clay | Md (ϕ) | CaCO3 | |
|---|---|---|---|---|
| MOC/TOC | 1 | 0.63** | 0.68** | −0.75** |
| Clay | 0.63** | 1 | 0.92*** | −0.75** |
| Md (ϕ) | 0.68** | 0.92*** | 1 | −0.84*** |
| CaCO3 | −0.75** | −0.75** | −0.84*** | 1 |
Notes.
**
P < 0.01.
***
P < 0.001.