Cause analysis of wuding river flow decline in 1990s 无定河20世纪90年代入黄水量减少成因分析
2.
The analysis on the change characteristics and driving forces of wudinghe river runoff 无定河年径流量变化特征及人为驱动力分析
3.
Sediment yield reduction by soil conservation measure on slopes in the wudinghe river catchment 无定河坡面措施减沙和拦粗泥沙量分析
4.
Annual runoff of malianhe river show a decline tendency in the period both between 1955 - 1986 and 1987 - 2000 . annual runoff of qingshuihe river showed a similar tendency to malianhe river in the period between 1956 - 1987 and the period between 1988 - 2000 无定河年径流量无论总体变化趋势还是各个阶段都为显著减少;马莲河和清水河年径流量在1986 1988年前后两个阶段内的变化趋势都为显著减少趋势。