Table 4.
The relationships between the monthly precipitation isotopes (δ2H/δ18O/δ17O), 17O-excess, d-excess and local meteorological parameters (temperature (T), relative humidity (RH) and precipitation amount (P)) within different seasons.
| δ2H | δ18O | δ17O | 17O-excess | d-excess | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| r | p | r | p | r | p | r | p | r | p | |
| Tspring | 0.85 | 0.030 | 0.85 | 0.031 | 0.85 | 0.031 | — | — | — | — |
| RHspring | — — — — — | |||||||||
| Pspring | — — — — — | |||||||||
| Tsummer | — — — — — | |||||||||
| RHsummer | — — — — — | |||||||||
| Psummer | — | — | — | — | — | — | 0.85 | 0.032 | — | — |
| Tfall | 0.85 | 0.030 | 0.82 | 0.044 | 0.82 | 0.044 | — | — | — | — |
| RHfall | — — — — — | |||||||||
| Pfall | — | — | — | — | — | — | — | — | −0.92 | 0.008 |
| Twinter | 0.84 | 0.037 | 0.87 | 0.024 | 0.87 | 0.024 | — | — | — | — |
| RHwinter | 0.91 | 0.014 | 0.97 | 0.009 | 0.97 | 0.009 | — | — | — | — |
| Pwinter | — — — — — | |||||||||
“−” indicates the insignificant correlation.