[1] [1] Yang Yanli, Miao Changyun, Li Xianguo, et al. Optik, 2014, 125: 5803.

[2] [2] Cheng Shuxi, Sun Wenwen, Zhang Chu, et al. Spectroscopy and Spectral Analysis, 2014, 34(9): 2519.

[3] [3] Alireza P, Hamidreza P, Mohammad A, et al. Computers and Electronics in Agriculture, 2012, 83: 102.

[4] [4] Mohammed K, Sun Da-wen, Gamal E, et al. Talanta, 2013, 103: 130.

[5] [5] Teena M, Manickavasagan A, Ravikanth L, et al. Journal of Stored Products Research, 2014, 59: 306.

[6] [6] Ramón M, Francesco C, Amaury L, et al. Neurocomputing, 2014, 128: 207.

[7] [7] Tan Kezhu, Chai Yuhua, Song Weixian, et al. Transactions of the Chinese Society of Agricultural Engineering, 2014, 30: 235.

[8] [8] Wang Lu, Liu Dan, Pu Hongbin, et al. Food Analytical Methods, 2015, 8: 515.

[9] [9] Hu Menghan, Dong QingLi, Liu BaoLin. Postharvest Biology & Technology, 2016, 115: 122.

[10] [10] Adrianode A G, Agustina V S, Héctor C G, et al. Anal. Bioanal. Chem., 2015, 407: 5649.

[11] [11] Fan Shuxiang, Zhang Baohua, Li Jiangbo, et al. Biosystems Engineering, 2016, 143: 9.

[12] [12] Huang Min, Zhao Weiyan, Wang Qingguo, et al. International Agrophysics, 2015, 29: 39.

[13] [13] Huang Min, Ma Yanan, Li Yanhua, et al. Analytical Methods, 2014, 6: 7793.

[14] [14] Geng Xiurui, Ji Luyan, Sun Kang. IEEE Geoscience and Remote Sensing Letters, 2014, 11: 1821.

[15] [15] Geng Xiurui, Ji Luyan, Zhao Yongchao, et al. IEEE Geosci and Remote Sens. Lett., 2013, 10: 1305.

[16] [16] Yang Xiaoling, Hong Hanmei, You Zhaohong, et al. Sensors, 2015, 15: 15578.

[17] [17] Zhu Qibing, Feng Zhaoli, Huang Min, et al. Transactions of the Chinese Society of Agricultural Engineering, 2012, 23: 271.