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

Table 4

Simulation results of runoff in the two basins.

Station	Simulation period	𝐸ns	𝑟^2
Wenquan station	Calibration for 2002–2006	0.94	0.94
	Validation for 2007–2010	0.98	0.99
Yujia station	Calibration for 2001–2002	0.80	0.81
	Validation for 2003–2005, 2010	0.93	0.87