[1] Zhou Y J, Liu J S, Wang K J et al. Identification of Chinese herbal medicines based on terahertz spectroscopy analysis[J]. Spectroscopy and Spectral Analysis, 34, 1840-1843(2014).

[2] Li P P, Zhang Y, Ge H Y et al. Research advances in terahertz spectroscopy detection of harmful substances in food[J]. Science and Technology of Food Industry, 38, 372-375(2017).

[3] Liu L Y, Chang T Y, Li K et al. Spectral analysis and quantitative detection of baicalin based on terahertz radiation[J]. Chinese Journal of Lasers, 47, 0314001(2020).

[4] Dinovitser A, Valchev D G, Abbott D. Terahertz time-domain spectroscopy of edible oils[J]. Royal Society Open Science, 4, 170275(2017).

[5] Xie L J, Xu W D, Ying Y B et al. Advancement and trend of terahertz spectroscopy technique for non-destructive detection[J]. Transactions of the Chinese Society for Agricultural Machinery, 44, 246-255(2013).

[6] Leili A H, Elnaz A, Arash T et al. Terahertz spectroscopy and imaging: a review on agricultural applications[J]. Computers and Electronics in Agriculture, 177, 105628(2020). http://www.sciencedirect.com/science/article/pii/S0168169919318204

[7] Hu Y, Wang X H, Guo L T et al. Absorption and dispersion of vegetable oil and animal fat in THz range[J]. Acta Physica Sinica, 54, 4124-4128(2005).

[8] Liu J X, Du B, Deng Y Q et al. Terahertz-spectral identification of organic compounds based on differential PCA-SVM method[J]. Chinese Journal of Lasers, 46, 0614039(2019).

[9] Liu X Q, Yao J L, Huang F et al. Study on detection of penicillin drugs based on terahertz time-domain spectroscopy[J]. Acta Optica Sinica, 40, 0630001(2020).

[10] Shin H J, Choi S W, Ok G. Qualitative identification of food materials by complex refractive index mapping in the terahertz range[J]. Food Chemistry, 245, 282-288(2018). http://www.sciencedirect.com/science/article/pii/S0308814617316874

[11] Zhang J Y, Ren J J, Chen S H et al. Application of wavelet denoising in terahertz nondestructive detection[J]. Chinese Journal of Lasers, 47, 0114001(2020).

[12] Wang Y Y, Wang L P, Li T et al. Terahertz characteristic absorption spectrometric analysis of homocysteine[J]. Acta Optica Sinica, 39, 1030003(2019).

[13] Li B, Wang N, Zhang W L et al. Preliminary research on insect damage detection in pecans using terahertz spectroscopy[J]. Spectroscopy and Spectral Analysis, 34, 1196-1200(2014).

[14] Wang D, Pan L G, Liu L H et al[J]. Study on terahertz spectrum of degraded peanut Quality and Safety of Agro-Products, 2015, 57-59, 62.

[15] Liu C L, Hu Y, Wu J Z et al. Discrimination of peanut mildew degree based on terahertz attenuated total reflection spectroscopy[J]. Transactions of the Chinese Society for Agricultural Machinery, 50, 333-338, 355(2019).

[16] Li B, Du X Y, Liu Y D et al. Detection research of seed potato starch in kudzu using terahertz time-domain spectroscopy[J]. Laser & Optoelectronics Progress, 56, 203001(2019).

[17] Sun T, Zhang Z Y, Xiang Y H et al. Determination of carbaryl in rice by using FT far-IR and THz-TDS techniques[J]. Spectroscopy and Spectral Analysis, 36, 541-544(2016).

[18] Li G L, Deng H, Liu Q C et al. Terahertz characteristic absorption spectrum analysis of metronidazole[J]. Laser & Optoelectronics Progress, 57, 173001(2020).

[19] Li B, Zhao C J. Preliminary research on heavy metal Pb detection in soil based on terahertz spectroscopy[J]. Transactions of the Chinese Society for Agricultural Machinery, 47, 291-296(2016).

[20] Hua Y F, Zhang H J. Qualitative and quantitative detection of pesticides with terahertz time-domain spectroscopy[J]. IEEE Transactions on Microwave Theory and Techniques, 58, 2064-2070(2010).

[21] Ma Y H, Wang Q, Wang X W et al. Terahertz spectroscopy cluster analysis of four kinds of bactericide[J]. Journal of Hunan University of Science & Technology (Natural Science Edition), 27, 107-111(2012).

[22] Li J, Jiao L J, Li Y N. Application of terahertz time-domain spectroscopy in determination of cyfluthrin in n-hexane[J]. Nanotechnology and Precision Engineering, 13, 128-133(2015).

[23] Chen Z W, Zhang Z Y, Sun T et al. Quantitative analysis of pesticide in rice using terahertz far-infrared spectroscopy. C]// Proceedings of the 29th Annual Conference of the Chinese Chemical Society. Beijing: [s.n.], 45(2014).

[24] Ma J X. Research on THz detection of pesticide[D]. Qingdao: Qingdao University of Science & Technology(2014).

[25] Huang Y H, Liu S Q, Luan H J et al. Terahertz spectroscopic investigation on dipterex and chlorodifon[J]. Journal of Qingdao University of Science and Technology (Natural Science Edition), 36, 291-296(2015).

[26] Dorney T D, Baraniuk R G, Mittleman D M. Material parameter estimation with terahertz time-domain spectroscopy[J]. Journal of the Optical Society of America A, 18, 1562-1571(2001).

[27] Duvillaret L, Garet F, Coutaz J L. Highly precise determination of optical constants and sample thickness in terahertz time-domain spectroscopy[J]. Applied Optics, 38, 409-415(1999).

[28] Xu W D, Xie L J, Zhu J F et al. Terahertz sensing of chlorpyrifos-methyl using metamaterials[J]. Food Chemistry, 218, 330-334(2017). http://www.sciencedirect.com/science/article/pii/S0308814616314108?via%3Dihub

[29] Qin B Y. Rapid detection of pesticide residue in crops base on combined terahertz spectroscopy with chemometrics Xi'an:[D]. Xidian University(2018).

[30] Wang X W, Wang Q, Wang H L. Determination of 2 amides pesticide residues in agricultural products by terahertz time-domain spectroscopy[J]. Journal of Anhui Agricultural Sciences, 38, 18184-18186(2010).

[31] Cao B H, Hou D B, Yan Z G et al. Method for detection of pesticide residue based on terahertz time domain spectroscopy[J]. Journal of Infrared and Millimeter Waves, 27, 429-432(2008).

[32] Hao G H, Guo C S, Liu J J et al. Qualitative and quantitative detections of pyrethroid pesticides by terahertz time-domain spectroscopy[J]. Spectroscopy and Spectral Analysis, 32, 1184-1188(2012).

[33] Ma Y H, Wang Q, Li L Y. PLS model investigation of thiabendazole based on THz spectrum[J]. Journal of Quantitative Spectroscopy and Radiative Transfer, 117, 7-14(2013). http://www.sciencedirect.com/science/article/pii/S0022407312005353

[34] Suzuki T, Ogawa Y, Kondo N. Characterization of pesticide residue, cis-permethrin by terahertz spectroscopy[J]. Engineering in Agriculture, Environment and Food, 4, 90-94(2011). http://www.sciencedirect.com/science/article/pii/S1881836611800078

[35] Xu B C. Enhancement of basic research on food additives for food quality and security[J]. Journal of Food Safety & Quality, 5, 113-114(2014).

[36] Zhang B Y, Li J S. Diagnostic techniques of talc powder in flour using terahertz spectrum[J]. Journal of the Chinese Cereals and Oils Association, 25, 113-116(2010).

[37] Fu X H, Li W D, Xia Y et al. The detection of talc in wheat powder based on terahertz time-domain spectroscopy[J]. Journal of the Chinese Cereals and Oils Association, 28, 110-112, 122(2013).

[38] Qin J P, Niu B, Zhang Y et al. Research on detecting flour brightener by terahertz spectrum[J]. Science and Technology of Cereals,Oils and Foods, 21, 39-41(2013).

[39] [39] FengL, Cai JH, Zhang GX, et al., 2013, 712/713/714/715: 2039- 2042.

[40] Guan A H, Li Z, Ge H Y. The qualitative and quantitative detection of potassium alum in sweet potato starch based on terahestz time-domain spectroscopy[J]. Spectroscopy and Spectral Analysis, 38, 267-270(2018).

[41] Guan A H, Chao Y Y, Li Z[J]. Application of THz-TDS technology in quantitative analysis of alum content in starch China Food Additives, 2019, 149-155.

[42] Liu Y D, Du X Y, Li B et al. Detection of benzoic acid in arrowroot by terahertz technology[J]. Laser & Optoelectronics Progress, 56, 041101(2019).

[43] Hu J. Quantitative determination of benzoic acid in flour based on terahertz time-domain spectroscopy and BPNN model[J]. Modern Flour Milling Industry, 33, 51(2019).

[44] Hu J, Liu Y D, Sun X D et al. Quantitative determination of benzoic acid in flour based on terahertz time-domain spectroscopy and LS-SVM[J]. Spectroscopy and Spectral Analysis, 39, 3566-3570(2019).

[45] Ouyang A G, Cai H Z, Li B et al. Quantitative detection of benzoic acid in corn flour by terahertz spectroscopy[J]. Laser Technology, 44, 478-484(2020).

[46] Sun X D, Liu J B, Zhu K et al. Generalized regression neural network association with terahertz spectroscopy for quantitative analysis of benzoic acid additive in wheat flour[J]. Royal Society Open Science, 6, 190485(2019). http://www.ncbi.nlm.nih.gov/pubmed/31417747

[47] Tu S. Methods for nondestructive identification of transgenic agricultural products based on terahertz spectroscopy[D]. Guilin: Guilin University of Electronic Technology(2015).

[48] Chen T, Li Z, Yin X H et al. Discrimination of genetically modified sugar beets based on terahertz spectroscopy[J]. Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, 153, 586-590(2016). http://www.sciencedirect.com/science/article/pii/S1386142515302407

[49] Shen X C, Li B, Li X et al. Identification of transgenic and non-transgenic cotton seed based on terahertz range spectroscopy[J]. Transactions of the Chinese Society of Agricultural Engineering, 33, 288-292(2017).

[50] Nie J Y, Zhang W T, Xiong X M et al. Recognition of transgenic soybeans based on terahertz spectroscopy and PCA-BPN network[J]. Acta Photonica Sinica, 45, 0530001(2016).

[51] Chen T, Li Z, Hu F R et al. Discrimination of GMOs using terahertz spectroscopy and CS-SVM[J]. Spectroscopy and Spectral Analysis, 37, 618-623(2017).

[52] Hu X H. A preliminary study on the identification of transgenic crops based on terahertz time domain spectroscopy and imaging technology[D]. Hefei: Hefei University of Technology(2017).

[53] Zhou Y, Sun J, Yang S G et al. Terahertz spectral analysis and recognition based on machine learning[J]. Radio Engineering, 49, 1031-1036(2019).

[54] Ju X G, Zhang Y, Lian F Y et al. Quick test for transgenic components in rice using terahertz spectra[J]. Applied Spectroscopy, 73, 171-181(2019). http://www.osapublishing.org/as/abstract.cfm?uri=as-73-2-171

[55] Chua H S, Obradovic J, Haigh A D et al. Terahertz time-domain spectroscopy of crushed wheat grain[C]//IEEE MTT-S International Microwave Symposium Digest, 2005, June 17-17, 2005, Long Beach, CA, USA., 4(2005).

[56] Chua H S, Upadhya P C, Haigh A D et al. Terahertz timedomain spectroscopy of wheat grain. [C]// 2004 Joint 29th International Conference on Infrared and Millimeter Waves and 12th International Conference on Terahertz Electronics.[S.l.:s.n.], 399-400(2004).

[57] Bu Z Y, Li Z F, Song F H et al. Determination of moisture content in soybean leaves based on terahertz imaging[J]. Acta Agriculturae Zhejiangensis, 30, 1420-1426(2018).

[58] Zhao X T, Zhang S J, Li B et al. Study on moisture content of soybean canopy leaves under drought stress using terahertz technology[J]. Spectroscopy and Spectral Analysis, 38, 2350-2354(2018).

[59] Jiang Y Y, Ge H Y, Lian F Y et al. Application of THz technology to nondestructive detection of agricultural product quality[J]. Spectroscopy and Spectral Analysis, 34, 2047-2052(2014).