Catchments in the Loess Plateau have been under the influence of human activities for centuries,in which the main influence came from accelerated and intensified soil conservation measures in the last four decades.It is important to evaluate the effects of these measures on the runoff and sediment in order to develop sustainable catchment management plans in the region.This study evaluated changes of the data of precipitation,runoff and sediment from 16 precipitation gauging stations and 2 hydrologic statio...
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