Research on Nonpoint Source Pollution Assessment Method in Data Sparse Regions: A Case Study of Xichong River Basin, China

Table 3

The evaluation of calibration and validation of the model.

Period	Section	Pollutants	The efficiency of Nash (%)
Calibration	Yanjiaxiang	TN	67.24
		TP	52.31
	Xiyangsi	TN	59.05
		TP	53.12
Validation	Yanjiaxiang	TN	55.64
		TP	53.07
	Xiyangsi	TN	57.3
		TP	54.2