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Research Article

Spatiotemporal Changes of Rainfall Erosivity in Loess Plateau, China

Table 1

Forty-year-, and ten-year-based average annual rainfall, the modified Fournier index, and precipitation concentration index for 42 rainfall stations located in Loess Plateau, China.
Rainfall parameter40 years
averagea		1960s
averageb		1970s
averageb		1980s
averageb		1990s averageb
417.54 (22.20)448.92 (24.11)413.98 (22.31)420.67 (23.88)386.54 (19.47)
MFI80.07 (3.32)85.57 (3.79)80.37 (3.54)78.92 (3.72)75.40 (2.80)
PCI19.77 (0.45)19.75 (0.47)19.86 (0.48)19.33 (0.47)20.16 (0.47)
The number between parentheses is the standard error; is annual rainfall (mm); MFI is modified Fournier index; PCI is precipitation concentration index. a,bNumber of data is 1680, and 420, respectively.