Simulation of agricultural non-point source pollution in Xichuan by using SWAT model

被引:7
|
作者
Xing, Linan [1 ]
Zuo, Jiane [2 ]
Liu, Fenglin [2 ]
Zhang, Xiaohui [1 ]
Cao, Qiguang [1 ]
机构
[1] Beijing Polytech, Sch Biol Engn, Beijing, Peoples R China
[2] Tsinghua Univ, Sch Environm, State Key Joint Lab Environm Simulat & Pollut Con, Beijing, Peoples R China
关键词
D O I
10.1088/1755-1315/113/1/012167
中图分类号
TE [石油、天然气工业]; TK [能源与动力工程];
学科分类号
0807 ; 0820 ;
摘要
This paper evaluated the applicability of using SWAT to access agricultural non-point source pollution in Xichuan area. In order to build the model, DEM, soil sort and land use map, climate monitoring data were collected as basic database. The SWAT model was calibrated and validated for the SWAT was carried out using streamflow, suspended solids, total phosphorus and total nitrogen records from 2009 to 2011. Errors, coefficient of determination and Nash-Sutcliffe coefficient were considered to evaluate the applicability. The coefficient of determination were 0.96, 0.66, 0.55 and 0.66 for streamflow, SS, TN, and TP, respectively. Nash-Sutcliffe coefficient were 0.93, 0.5, 0.52 and 0.63, respectively. The results all meet the requirements. It suggested that the SWAT model can simulate the study area.
引用
收藏
页数:4
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