Hydrologic Responses to Land Use Change in the Loess Plateau: Case Study in the Upper Fenhe River Watershed

Table 4

The results of parameter sensitivity analysis and calibration.

Parameter	Definition	Hydrologic process or variable affected	Rank	Value
Alpha_Bf	Baseflow recession constant	Baseflow	1	0.084
Cn2	Moisture condition curve number	Surface runoff	2	30~92
Ch_K2	Effective hydraulic conductivity in main channel alluvium (mm/h)	Concentration of channel	3	10
Esco	Soil evaporation compensation factor	Soil water and soil evaporation	4	0.6
Sol_K	Saturated hydraulic conductivity of first layer (mm/h)	Infiltration and soil water	5	0~2000
Sol_Z	Depth from soil surface to bottom of layer (mm)	Soil water	6	0~3500
Canmx	Maximum canopy storage (mm)	Interception	7	0~10
Sol_Awc	Available soil water capacity (mm/mm)	Soil water	8	0.0125~0.5