Measurement of Cotton Canopy Temperature Using Radiometric Thermal Sensor Mounted on the Unmanned Aerial Vehicle (UAV)

Table 2

The average temperature and standard deviation of ground and UAV system in green and red cotton.

Sensors	Cotton	Average (°C)	Standard deviation	Difference (°C)
Net radiometer	Red	33.69	—	1.73
	Green	31.96	—
Thermocouple	Red	33.77	1.84	0.17
	Green	33.60	1.44
UAV	Red	34.65	0.39	1.43
	Green	33.22	0.49