Research Article
Trend and Cycle Analysis of Annual and Seasonal Precipitation in Liaoning, China
Table 4
Correlations between Liaoning annual precipitation, sunspot number, East Asian Summer Monsoon (EASM), and Global-SST ENSO index (ENSO) at the four primary cycles (3–5, 10-11, 20–25, and 30–33) during the observed period.
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The Pearson correlation method was used to explain linear relationships between Liaoning regional precipitation, sunspot number, EASM, and ENSO. , denote passing correlation at 99% and 95% confidence levels, respectively. / indicates that there are no periodic signals detected at the specified time scale. |