Hydrological and environmental controls of the stream nitrate concentration and flux in a small agricultural watershed

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• 作者：Y. Zhou^a ; J.F. Xu^b ; W. Yin^b ; L. Ai^a ; N.F. Fang^c ; W.F. Tan^a ; F.L. Yan^b ; Z.H. Shi^a ; ^c ; ^{shizhihua70@gmail.com}
• 关键词：Nitrate ; Watershed hydrology ; Land use ; Physiographic indices ; Partial least squares regression
• 刊名：Journal of Hydrology
• 出版年：2017
• 出版时间：February 2017
• 年：2017
• 卷：545
• 期：Complete
• 页码：355-366
• 全文大小：3949 K
• 卷排序：545

文摘

The runoff coefficients and flashiness index exert a strong control on NO3-N flux. Agricultural and residential areas contribute to NO3-N concentration and flux. Hydrological and environmental controls of NO3-N exports have temporal heterogeneity.