[1] Lu X T, Lu S. International Journal of Remote Sensing, 2015, 36（5）: 1447.

[2] Ramesh K, Sedigheh S, Nitya M, et al. PLOS ONE, 2020, 15(6): e0233905.

[3] Tan K Z, Wang S W, Song Y Z, et al. Chemometrics and Intelligent Laboratory Systems, 2018, 172: 68.

[4] Wang J J, Li Z K, Jin X L, et al. Computers and Electronics in Agriculture, 2019, 162: 475.

[5] Cao Q, Miao Y X, Li F, et al. Precision Agriculture, 2018, 18(1): 2.

[6] Yang P Q, Christiaan V L, Campbell P K E, et al. Remote Sensing of Environment, 2020, 240: 111676.

[7] Xu X Q, Lu J S, Zhang N, et al. ISPRS Journal of Photogrammetry and Remote Sensing, 2019, 150: 185.

[8] Román J R, Rodríguez-Caballero E, Rodríguez-Lozano B, et al. Remote Sensing, 2019, 11(11): 1.

[10] Alison D, Yu R, Chloe R. Annals of Forest Science, 2020, 77(2): 30.

[11] Bekele F, Korecha D, Negatu L. Journal of Agrometeorology, 2017, 19(2): 125.

[12] Sun H, Feng M C, Xiao L J, et al. PLOS ONE, 2019, 14(6): e0216890.

[13] Lu J Z, Ehsani R, Shi Y Y. Scientific Reports, 2018, 8: 2793.