Assessment of the Impacts of Land Use Changes on Nonpoint Source Pollution Inputs Upstream of the Three Gorges Reservoir

Table 5

Simulation results of TN and TP nonpoint pollution in the two basins.

Simulation period	TN				TP
	JG		ZJB		JG		ZJB
	𝑟^2	𝐸ns	𝑟^2	𝐸ns	𝑟^2	𝐸ns	𝑟^2	𝐸ns
Calibration; 2007-2008	0.85	0.6	0.76	0.74	0.83	0.55	0.74	0.64
Validation; 2009	0.88	0.67	0.78	0.72	0.85	0.61	0.76	0.67

 *JG is the water monitoring station of the Dong River basin, Jinguan; ZJB is the water monitoring station of the Puli River basin, Zhaojia bridge.