Research Article

Spatial and Temporal Variability in the Precipitation Concentration in the Upper Reaches of the Hongshui River Basin, Southwestern China

Figure 3

Spatial distribution of the mean annual precipitation concentration index (PCI) (a); mean annual percentage of precipitation contributed by the top 25% of rainy days (-25%) (b); mean annual precipitation concentration degree (PCD) (c); and mean annual precipitation concentration period (PCP) (d) in the UHRB from 1959 to 2015.
(a) Mean PCI
(b) Mean -25%
(c) Mean PCD
(d) Mean PCP