[4] [4] Li Zhu, Wu Longhua, Zhang Hao, et al. Journal of Soils and Sediments, 2015, 15(7): 1510.

[5] [5] Li X L, Yi S L, He S L, et al. Precision Agriculture, 2016, 17(3): 365.

[6] [6] Liu Zhongbao. Journal of Astrophysics and Astronomy, 2016, 37(2): 12.

[7] [7] Vanhoy G, Schucker T, Bose T. Analog Integrated Circuits and Signal Processing, 2017, 91(2): 305.

[8] [8] Weakley A T, Miller A L, Griffiths P R, et al. Analytical and Bioanalytical Chemistry, 2014, 406(19): 4715.

[9] [9] Ryan K, Ali K. Ocean Science Journal, 2016, 51(2): 209.

[11] [11] Li N, Xu Z, Zhao H, et al. Cluster Computing, 2017, 20(2): 1271.

[12] [12] Huang Y, Wu A, Zhang G. Wireless Personal Communications, 2017, 95(3): 2223.

[13] [13] Ryan K, Ali K. Ocean Science Journal, 2016, 51(2): 209.

[14] [14] Sotnezova K M, Samokhin A S, Revelsky I A . Journal of Analytical Chemistry, 2017, 72(14): 1419.