Table 3.

TICS estimation models of different types of soil

Soil types	BP models	R2	RMSE
Loessial soil	FD-BP	0.86	1.29
	WPT-FD-BP	0.92	1.16
	WPT-FD-HA-BP	0.95	0.68
Sandy soil	FD-BP	0.89	1.09
	WPT-FD-BP	0.93	0.88
	WPT-FD-HA-BP	0.94	0.71
Mixed soil	FD-BP	0.71	1.83
	WPT-FD-BP	0.79	1.57
	WPT-FD-HA-BP	0.87	1.11