Gu Minglin¹, Qiu Shuhui², Mao Liqiang²

1. Upper Reach Branch, Hydrology Bureau of YRCC, Lanzhou 730030
2. Hydrology Bureau, YRCC, Zhengzhou 450004

Abstract: Based on the analysis for cautions and laws of runoff variation and results of flow predicting model on the upper Yellow River, this paper put forward that the precipitation in the upper Yellow River will be increased probably over several ten years in future, accordingly, it will turn into relative ample-flow phase during the next decade.  

Key words: Runoff, Laws, Expectation, the upper Yellow River