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1篇 您的检索式:作者名="Sohan Kumar GHIMIRE"
    题名 作者 年代 出处 被引量
1EVALUATION OF EROSION PRODUCTIVITY IMPACT CALCULATOR (EPIC) MODEL FOR MIDDLE MOUNTAIN REGION OF NEPAL显示文摘This study verifies the applicability of EPIC model for an erosion plot (61.2 m2) and anupland terraced watershed (72 ha) using a total of 94 rainfall events over a study period of two years.In order to analyze the effect of storm size on runoff and soil loss processes,rainfall events are divided into three groups:small (<25mm),moderate (25-50mm) and large (>50mm).Results indicate that the model could predict reasonably well the runoff and soil loss from the erosion plot and the watershed for the moderate and large rainfall events.However,the runoff and soil loss prediction for the small rainfall events is found to be poor.On annual basis,both surface runoffand soil loss predictions match well the observations.In light of the importance of the moderate and large rainfall events in producing most of the annual runoff and soil loss in the study area,the EPIC model is applied to assess the impacts of erosion on agricultural productivity and to evaluate management practices to protect watersheds in the middle mountainous area of Nepal.Sohan Kumar GHIMIRE Mukand Singh BABEL 2004International Journal of Sediment Research2004,19,2:4
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