Water Yield Variation due to Forestry Change in the Head-Water Area of Heihe River Basin, Northwest China

Table 1

Data used and sources information.

Data type	Data source	Scale	Description
DEM	Shuttle radar topography mission (SRTM)	90 m	Elevation
Soil	Regional database (http://westdc.westgis.ac.cn/)	1 : 1000000	(Soil-Plant-Atmosphere-Water) Field and Pond Hydrology model was used to calculate some parameters
Weather	China Meteorological Administration (daily)		13 weather stations
Hydrological observation	Hydrologic yearbook (daily)		4 stations
River flow	Data Center of Chinese Academy of Science	1 : 250000	River network-diversion