《Table 1 Characteristics of bands that are closely related to fractional vegetation cover from Senti

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《Comparative Analysis of Fractional Vegetation Cover Estimation Based on Multi-sensor Data in a Semi-arid Sandy Area》

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Notes:‘OLI’represents Operational Land Image.‘MSI’represents Multi-spectral imager.‘NIR’represents near-infrared band.UAV is unmanned aerial vehicle

The S2 multispectral instrument（MSI）data，L8 operational land imager（OLI）data and UAV（Model:EcoDrone UAS-4）red edge sensor data were acquired in study area；Table 1 and Table 2 show the associated information.The flight control system of EcoDrone UAS-4 is composed of aircraft’s control module and ground station，and aircraft’s control module mainly includes CPU（Central Processing Unit），high-precision GPS（Global Position System）and TAS（Three-axis Attitude Sensor）.