TY - Data T1 - Qilian Mountains integrated observatory network: Dataset of the Heihe River Basin integrated observatory network (eddy covariance system of Sidaoqiao superstation, 2018) A1 - Liu shaomin A1 - Li Xin A1 - CHE Tao A1 - Xu ziwei A1 - Ren zhiguo A1 - Tan Junlei PY - 2026 DA - 2026-04-22 PB - National Cryosphere Desert Data Center AB - This dataset contains the observation data of the vortex correlation instrument at Sidaoqiao Super Station downstream of the Heihe River Basin surface process comprehensive observation network from January 1, 2018 to December 31, 2018. The station is located in Sidaoqiao, Ejina Banner, Inner Mongolia, with a base of tamarisk trees. The latitude and longitude of the observation point are 101.1374E, 42.0012N, with an altitude of 873 m. The height of the eddy covariance instrument is 8 meters, the sampling frequency is 10 Hz, the ultrasonic direction is due north, and the distance between the ultrasonic wind speed thermometer (CSAT3) and the CO2/H2O analyzer (Li7500) is 15 cm DB - NCDC UR - http://www.ncdc.ac.cn/portal/metadata/b202ade2-8e83-42f0-920d-892fcfcb865e ER -