[1] Fertilizer and soil conditioner National Standardization Technical Committee. Determination of potassium content for compound fertilizers potassium tetraphenylborate gravimetric method[S]. GB/T8574-2002

[2] Wang Mingzhao, Xue Li, Zhou He et al.. Accurate determination of potassium fertilizer by flame emission spectrometry［J］. Journal of Instrumentation and Analysis Monitoring, 2004, (2): 36～38

[3] Liu Hongzhi, Liu Li, Li Xuan et al.. Determination of 12 toxic elements in fertilizers by CCD-ICP-AES[J]. Journal of Chinese Journal of Analysis Laboratory, 2007, 26(6): 29～32

[4] L. Barrette, S. Turmel. On-line iron-ore slurry monitoring for realtime process control of pellet making processes using laser-induced breakdown spectroscopy. graphitic vs. total carbon detection［J］. Spectrochimica Acta, Part B, 2001, 56(6): 715～723

[5] Miki Kurihara, Koji Ikeda, Yoshinori Izawa et al.. Optimal boiler control through real-time monitoring of unburned carbon in fly ash by laser-induced breakdown spectroscopy［J］. Appl. Opt., 2003, 42(30): 6159～6165

[6] Yao Shunchun, Lu Jidong, Lu Zhimin et al.. Influence of sample morphology on laser ablation properties of coal［J］. Acta Optica Sinica, 2009, 29(4): 1126～1130

[7] Xie Chengli, Lu Jidong, Li Pengyan et al.. Quantitative analysis of ash component in coal by laser induced breakdown spectroscopy［J］. Journal of Engineering Thermophysics, 2009, 30(2): 0329～0332

[8] Yao Shunchun, Lu Jidong, Pan Shenghua et al.. Analysis of unburned carbon in coal fly ash by using laser-induced breakdown spectroscopy in deep UV［J］. Chinese J. Lasers, 2010, 37(4): 1114～1117

[9] Xu Hongguang, Guan Shicheng, Fu Yuanxia et al.. Laser induced breakdown spectroscopy of the trace metal element Pb in soil［J］. Chinese J. Lasers, 2007, 34(4): 577～581

[10] L. Burgio, K. Melessanaki, M. Doulgeridis et al.. Pigment identification in paintings employing laser-induced breakdown spectroscopy and Raman microscopy［J］. Spectrochimica Acta Part B, 2001, 56(3): 905～913

[11] Y. Groisman, M. Gaft. On-line analysis of potassium fertilizers by laser induced breakdown spectroscopy［J］. Spectrochimica Acta Part B, 2010, 65(8): 744～749

[12] Chen Kai, Lu Jidong. Detection of potassium in compound fertilizer with laser breakdown spectroscopy［J］. High Power Laser and Particle Beams, 2011, 23(2): 293～297

[13] Li Ping, Lu Jingdong, Xie Chengli et al.. Influence of moisture on plasma character of laser-induced pulverized coal［J］. Chinese J. Lasers, 2009, 36(4): 828～832

[14] Pan Shenghua, Lu Jidong, Yao Shunchun et al.. Impact of metallurgical structure on laser induced steel plasma［J］. Chinese J. Lasers, 2010, 37(8): 2126～2130

[15] Shunchun Yao, Jidong Lu, Junyan Li et al.. Multi-elemental analysis of fertilizer using laser-induced breakdown spectroscopy couple with partial least squares regression［J］ . Journal of Analytical Atomic Spectrometry, 2010, 25(11): 1733～1738

[16] Du Yipping, Pan Tieying, Zhang Yulan. Application of Chemometrics［M］. Beijing: Chemical Industry Press, 2008. 159～165

[17] J. B. Sirven, B. Bousquet, L. Canioni et al.. Laser-induced breakdown spectroscopy of composite samples: comparison of advanced chemometrics methods［J］. Analytical Chemistry, 2006, 78(5): 1462～1469

[18] M. C. Ortiz, L. A. Sarabia, A. Herrero et al.. Capability of detection of an analytical method evaluating false positive and false negative (ISO11843) with partial least squares［J］. Intell Lab. Syst., 2003, 69(1-2): 21～33

[19] D. A. Cremers,L. J. Radziemski. Handbook of Laser-Induced Breakdown Spectroscopy［M］. England: John Wiley & Sons, Ltd, 2006

[20] A. W. Miziolek, V. Palleschi, I. Schechter. Laser-Induced Breakdown Spectroscopy (LIBS) Fundamentals and Applications［M］. London: Cambridge University Press, 2006