[1] [1] Zhao Fengjun, Wang Qiuhua, Shu Lifu, et al. Scientia Silvae Sinicae, 2016, 52(4): 68.

[2] [2] He Cheng, Feng Zhongke, Yuan Jinjun, et al. Spectroscopy and Spectral Anaysis, 2012, 32(6): 1628.

[3] [3] Zhang Chunhua, Kovacs J M. Precision Agriculture, 2012, 13(6): 693.

[4] [4] Merino L, Caballero F, Martínez de Dios, et al. J. Field Robot, 2006, 23(3-4): 165.

[5] [5] Jiang Weiguo, Wu Jianjun, Gu Lei, et al. Spectroscopy and Spectral Anaysis, 2011, 31(2): 357.

[6] [6] Cochrane M A, Moran C J, Wimberly M C, et al. International Journal of Wildland Fire, 2012, 21(4): 357.

[7] [7] Lydersen J M, North M P, Collins B M. Forest Ecology and Management, 2014, 328: 326.

[8] [8] Ambrosia V, Wegener S, Sullivan D, et al. Photogramm. Eng. Remote Sensing, 2003, 69(4), 391.

[9] [9] Guo Futao, Su Zhangwen, Mulualem T B, et al. Forests, 2017, 180(8): 1.

[10] [10] Rein G, Cleaver N, Ashton C, et al. Catena, 2008, 74(3), 304.

[11] [11] Rein G, Cohen S, Simeoni A. Proceedings of the Combustion Institute, 2009, 32: 2489.

[12] [12] Brown K S, Marean C W, Herries A I R. Science, 2009, 325: 859.