Weibei Upland in southern part of Loess Plateau is a commercial apple base where the increase of apple planting area has seriously affected the regional water cycle. This paper studies the effects of different land use patterns on hydrological parameters. The main results are as following: (1) The initial and steady rates of infiltration in apple orchard were higher than those in grassland, naked land and farmland. Their initial rates of infiltration were 0 823 cm/min , 0 215 cm/min, 0 534 cm/min and...
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