[1] [1] Pan Xiaodong, Wu Tianxing. The mechanism of probiotics on modulating mucosal immunity of the animal gastrointestinal tract[J]. Chinese Journal of Veterinary Medicine, 2005, 39(8): 32-35. (in Chinese)

[2] [2] He Qixia. Quality inspection and quality control of feed and feed additive [J]. Feed Industry, 2012, 33(9): 60-64. (in Chinese)

[3] [3] Lu Meihong. Application of terahertz technology in identification of drug and corn seed[D]. Beijing: Capital Normal University, 2006. (in Chinese)

[4] [4] Ma Chunqian, Xu Xiangdong. Study on characteristics of terahertz spectra of organic functional groups[J]. Spectroscopy and Spectral Analysis, 2015, 35(4): 870-874. (in Chinese)

[5] [5] Yang Limin. THz absorption spectra of several carbohydrate derivatives[J]. Spectroscopy and Spectral Analysis, 2008, 28(5): 961-965. (in Chinese)

[6] [6] Yu Bin, Huang Zhen. Study on THz spectra of nicotinic acid, nicotinamide and nicotine[J]. Spectroscopy and Spectral Analysis, 2009, 29(9): 2334-2337. (in Chinese)

[7] [7] Dai Hao, Xu Kaijun. Terahertz spectroscopy of β-lactam antibiotics[J]. Infrared and Laser Engineering, 2013, 42(1): 90-95. (in Chinese)

[8] [8] Zhang Tongjun, Cai Jinhui. Terahertz spectroscopic investigation of crystalline β-D-Galactopyranose[J]. Spectroscopy and Spectral Analysis, 2008, 28(4): 721-725. (in Chinese)

[9] [9] Bao Rima, Zhao Kun, Tian Lu, et al. Analysis of THz time-domain spectroscopy in crude oil ultrasound treatment[J]. Modern Scientific Instruments, 2013, 2: 126-129. (in Chinese)

[10] [10] Teng Xueming, Tian Lu, Zhao Kun. Investigation of protein content in nutriment by terahertz spectroscopy[J]. Modern Scientific Instruments, 2012, 1: 91-94. (in Chinese)

[11] [11] Du S Q, Li H, Xie L, et al. Vibrational frequencies of anti-diabetic drug studied by terahertz time-domain spectroscopy[J]. Appl Phys Lett, 2012, 100: 143702.